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Edit this profileWhere to find Glenn Legler, M.D.
- Mahopac location main office
888 Route 6, Mahopac, NY 10541 - Brewster location
111 Clock Tower Cmns, Brewster, NY 10509
About Dr. Legler
Glenn Legler, M.D. practices internal medicine in Mahopac, NY. Glenn is a 1987 graduate of University of Maryland School of Medicine. According to Medicare claims data, Glenn cared for 4,010 Medicare patients across 7,117 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and blood test, comprehensive group of blood chemicals. The provider's National Provider Identifier (NPI) is 1578540886.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (845) 628-1492
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
888 ROUTE 6
Mahopac, NY 10541
111 Clock Tower Cmns
Brewster, NY 10509
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Cancer Prevention
- Family cancer risk
Cancer risk
- Family History Of Cancer
Environmental health
- Asbestos Exposure
- Contaminated drinking water exposure
- Heat exhaustion and heat stroke
- Radon gas exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Wildfire smoke and air pollution exposure
- Workplace Chemical Exposure
General wellness
- Chronic Inflammation
Heart health
- Heart Disease Risk
Infectious Disease
- Animal bite and rabies exposure
- Hepatitis B and C exposure
Infectious disease
- Measles and mumps exposure
- Traveler's diarrhea
- Shingles
Kidney health
- Early Kidney Damage
Lifestyle & wellness
- Chronic Stress And Burnout
Lifestyle health
- Unhealthy diet and nutrient deficiency
Longevity
- Accelerated Biological Aging
Metabolic & Lifestyle
- Lack of physical activity
Occupational health
- Asbestos and mineral dust exposure
- Work-Related Back Strain
Occupational Health
- Noise-induced hearing loss risk
Rashes & allergy
Sexual Health
- HIV risk and exposure
Sexual health
- STI Risk And Exposure
Substance use
- Vaping And Nicotine Addiction
Travel health
- Altitude sickness
- Travel-related Infection Risk
Wellness and energy
Workplace health
- Work-related Injury
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Kidney and urinary
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
- Diverticulitis
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Addiction & habits
- Alcohol Reduction Counseling
Cancer screening
- Colon Cancer Screening Referral
- Lung cancer screening consult
- Mammogram Referral
Cancer Screening
- Hereditary cancer risk assessment
Checkups & exams
- Annual Wellness Exam
- Executive Physical Exam
Chronic illness
- Medication list review
- Post-hospital follow-up visit
Diagnostics & screening
Environmental health
- Heavy Metal Blood Test
- Lead blood test
- Mold Toxicity Testing
Fitness & body composition
- VO2 Max Test
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart & circulation
- Blood pressure check and medication review
Heart health
- Cardiac Stress Test Referral
Hospital-based procedures
- Inpatient medical management
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
- Hepatitis Screening And Vaccine
- Tetanus shot
Infection & Microbiology Tests
- STI and STD Screening
- H. Pylori Breath Test
Lifestyle & Prevention
- Exercise prescription and counseling
- Medical weight loss counseling
Longevity
- Biological Age Test
Lower endoscopy
- Screening colonoscopy
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Metabolic health
- Continuous Glucose Monitor Prescription
Occupational health
- Breathing test for work
- Food handler medical clearance
- Workplace breath alcohol test
Occupational Health
- Needlestick exposure evaluation
- Respirator clearance exam and fit testing
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Preventive and evaluation
- Preoperative medical clearance
- Medication management
- Post-hospital transitional care
Preventive imaging
- Abdominal Aortic Aneurysm Screening
- Full Body MRI Scan
Preventive screening
- Fall risk screening
Routine Blood Tests
Screening & labs
- Genetic Health Risk Testing
- Heart Calcium Score
- Hormone Panel Testing
Screening and diagnostic testing
- Blood pressure screening
- Cancer screening and prevention planning
- Diabetes and prediabetes screening
- EKG
- Spirometry
Screenings & Diagnostics
- Diabetes Screening and A1C Test
- Bone Density Scan Referral
Travel Health
- Travel vaccines and health advice
Travel medicine
- Altitude sickness prevention pills
- Typhoid vaccine
Wellness
- Body Composition Analysis
Wellness & Screening
- Heart disease risk assessment
Workplace health
- Ergonomic Workstation Evaluation
- Respirator Fit Testing
- Return To Work Clearance
Skin growths
Sleep
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Bones & Joints
Brain and nerves
Digestive
- Endoscopy
Exams & Consultations
Lab tests
- Urinalysis
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Pain management
- Knee Joint Injection
Preventive & Routine Care
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
7,117 services · 4,010 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
790 | More than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
253 | More than most peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
107 | More often than most peers in Internal Medicine |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
107 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
852 | More than most peers in Internal Medicine |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
616 | More often than most peers in Internal Medicine |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
547 | More often than most peers in Internal Medicine |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
491 | More often than most peers in Internal Medicine |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
399 | More often than most peers in Internal Medicine |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
352 | More often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Trained at University of Maryland School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at University of Maryland School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Glenn Legler specialize in?
Glenn Legler is an internist in Mahopac, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Glenn Legler located?
Glenn Legler is listed at 888 Route 6, Mahopac, NY 10541. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Glenn Legler's phone number?
The number on file is (845) 628-1492. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Glenn Legler's NPI number?
Glenn Legler's National Provider Identifier is 1578540886. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Glenn Legler train?
Glenn Legler attended University of Maryland School of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How long has Glenn Legler been practicing?
Glenn Legler has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Glenn Legler do most often?
According to Medicare billing data, Glenn Legler performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Glenn Legler confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Glenn Legler. If this is you, claiming it is free.
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