Gregory Mokrynski, M.D.
NPI 1265466510 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mokrynski, M.D. is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1265466510).
Provider details
- NPI number
- 1265466510
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD039490E (PA)
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
1,637 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 35 Minutes99232 | 420 | $75 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 389 | $70 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 272 | $102 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 198 | $113 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 72 | $174 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 47 | 16 |
| Metoprolol Succinate | 44 | 22 |
| Pantoprazole Sodium | 32 | 28 |
| Amlodipine Besylate | 31 | 14 |
| Metoprolol Tartrate | 30 | 15 |
| Furosemide | 28 | 19 |
| Clopidogrel Bisulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2007-11-02
Frequently asked questions
- What is Gregory Mokrynski's NPI number?
- Gregory Mokrynski's National Provider Identifier (NPI) is 1265466510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mokrynski's specialty?
- Gregory Mokrynski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Mokrynski located?
- Gregory Mokrynski's practice location on file with NPPES is 2301 S Broad St, Philadelphia, PA 19148-3542.
- What is Gregory Mokrynski's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mokrynski is (215) 551-8660.
- Does Gregory Mokrynski accept Medicare?
- Gregory Mokrynski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mokrynski's NPI active?
- Yes — Gregory Mokrynski's NPI (1265466510) is active in the NPPES registry as of the last update on 2007-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.