Are you Dr. Grigg? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find John T. Grigg, MD
- Coral Springs location main office
9750 Nw 33Rd St, Ste 113, Coral Springs, FL 33065 - Fort Lauderdale location
3333 W Commercial Blvd Ste 110, Fort Lauderdale, FL 33309 - Royal Palm Beach location
11903 Southern Blvd Ste 108, Royal Palm Beach, FL 33411
About Dr. Grigg
John T. Grigg, MD is a healthcare provider in Coral Springs, FL specializing in internal medicine. John trained at New York University School of Medicine, graduating in 1976. According to Medicare claims data, John cared for 1,648 Medicare patients across 3,914 services. The services billed most often include injection of drug or substance under skin or into muscle, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and injection, dexamethasone sodium phosphate, 1 mg. This provider record is associated with NPI 1265438352.
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
- (954) 755-2626
- Email not available
Practice Locations
9750 NW 33RD ST STE 113
Coral Springs, FL 33065
3333 W Commercial Blvd Ste 110
Fort Lauderdale, FL 33309
11903 Southern Blvd Ste 108
Royal Palm Beach, FL 33411
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
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
Brain and nerves
Cardiac and vascular
- AFib
Digestive
Heart & Circulation
- Heart disease
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
3,914 services · 1,648 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
378 | More often than most peers in Internal Medicine |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
136 | More than most peers in Internal Medicine |
| Removal of impacted ear wax | Procedure | 69210 |
15 | Less often than most peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
510 | More than most peers in Internal Medicine |
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
113 | More than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
47 | More often than most peers in Internal Medicine |
| Influenza vaccine, trivalent derived from cell cultures | Treatment | 90661 |
41 | As often as other peers in Internal Medicine |
| Influenza vaccine, quadrivalent derived from cell cultures | Treatment | 90756 |
23 | More often than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
21 | Less often than most peers in Internal Medicine |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
394 | 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 5
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.
Other internists in Coral Springs 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1976 at New York University 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 FL who bill this service to Medicare most often.
Common questions
What is Dr. Grigg's specialty?
Dr. Grigg is an internist in Coral Springs, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Dr. Grigg?
Dr. Grigg is listed at 9750 Nw 33Rd St Ste 113, Coral Springs, FL 33065. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Grigg?
The number on file is (954) 755-2626. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Grigg's NPI number?
Dr. Grigg's National Provider Identifier is 1265438352. 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
What is Dr. Grigg's medical education?
Dr. Grigg attended New York University School of Medicine, graduating in 1976. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Grigg been practicing?
Dr. Grigg has 50 years experience. Calculated from a graduation year of 1976, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Grigg known for?
According to Medicare billing data, Dr. Grigg performs procedures including insertion of needle into vein for collection of blood sample, aspiration and/or injection of fluid from large joint and removal of impacted ear wax; provides treatments such as injection of drug or substance under skin or into muscle and inhalation treatment for airway obstruction or sputum production, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Grigg confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grigg. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.