Gregory Martin, MD
NPI 1619995867 · Family Medicine Physician · Reedley, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Martin, MD is a Family Medicine Physician provider in Reedley, CA (NPI 1619995867).
Provider details
- NPI number
- 1619995867
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A52803 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
392 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 141 | $133 |
| Critical Care, First 30-74 Minutes99291 | 113 | $232 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 65 | $131 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 27 | $66 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 25 | $192 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2013-04-18
Frequently asked questions
- What is Gregory Martin's NPI number?
- Gregory Martin's National Provider Identifier (NPI) is 1619995867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Martin's specialty?
- Gregory Martin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Martin located?
- Gregory Martin's practice location on file with NPPES is 1121 F St, Reedley, CA 93654-3028.
- What is Gregory Martin's phone number?
- The practice phone number listed in the NPPES registry for Gregory Martin is (559) 638-2210.
- Does Gregory Martin accept Medicare?
- Gregory Martin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Martin's NPI active?
- Yes — Gregory Martin's NPI (1619995867) is active in the NPPES registry as of the last update on 2013-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.