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Edit this profileAt a glance
- 156 William St, 7Th Fl, New York, NY 10038
About Dr. Manheimer
Forrest Manheimer, MD is a healthcare provider in New York, NY specializing in internal medicine. Forrest trained at State University of New York Downstate Medical Center, graduating in 1987. Medicare claims data shows Forrest provided 624 services to 506 patients. The services billed most often include established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, and new patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more. This provider record is associated with NPI 1528003381.
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
- (212) 238-0189
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
156 WILLIAM ST 7TH FL
New York, NY 10038
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
Cancer risk
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
Heart health
Infectious Disease
Infectious disease
Kidney health
Lifestyle & wellness
Lifestyle health
Longevity
Metabolic & Lifestyle
Occupational health
Occupational Health
Rashes & allergy
Sexual Health
Sexual health
Substance use
Travel health
Wellness and energy
Workplace health
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Addiction & habits
Cancer screening
Cancer Screening
Checkups & exams
Chronic illness
Diagnostics & screening
Environmental health
Fitness & body composition
Heart & Circulation
Heart & circulation
Heart health
Hospital-based procedures
Imaging referral
Immunizations
Infection & Microbiology Tests
Lifestyle & Prevention
Longevity
Lower endoscopy
Lungs & Breathing
Metabolic & Weight
Metabolic health
Occupational health
Occupational Health
Office Procedures
Preventive and evaluation
Preventive imaging
Preventive screening
Routine Blood Tests
Screening & labs
Screening and diagnostic testing
- Blood pressure screening
- Cancer screening and prevention planning
- Diabetes and prediabetes screening
- EKG
- Spirometry
Screenings & Diagnostics
Travel Health
Travel medicine
Wellness
Wellness & Screening
Workplace health
Skin growths
Sleep
Most searched procedures
Bones & Joints
Brain and nerves
Digestive
Exams & Consultations
Lab tests
Minor procedures
Office procedures
Pain management
Preventive & Routine Care
Sexual health
Procedures Most Often Billed to Medicare
624 services · 506 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
94 | More often than most peers in Internal Medicine |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
60 | More than most peers in Internal Medicine |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
50 | As often as other peers in Internal Medicine |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
42 | Less often than most peers in Internal Medicine |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
20 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
259 | More than most peers in Internal Medicine |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
62 | More than most peers in Internal Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
21 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
16 | Less 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.
Other internists at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 31 related providers in 4 groups
Other internists in New York 8
Same specialty, same city.
Trained at State University of New York Downstate Medical Center 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at State University of New York Downstate Medical Center 7
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Dr. Manheimer specialize in?
Dr. Manheimer is an internist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Dr. Manheimer located?
Dr. Manheimer is listed at 156 William St 7Th Fl, New York, NY 10038. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Manheimer's phone number?
The number on file is (212) 238-0189. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Manheimer?
Dr. Manheimer's National Provider Identifier is 1528003381. 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 Dr. Manheimer go to medical school?
Dr. Manheimer attended State University of New York Downstate Medical Center, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Manheimer have?
Dr. Manheimer has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Manheimer do most often?
According to Medicare billing data, Dr. Manheimer performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, diagnostic exam of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Manheimer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Manheimer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.