Gregory Mcdonough
NPI 1275020349 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mcdonough is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1275020349).
Provider details
- NPI number
- 1275020349
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MT215085 (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
8 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
772 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 497 | $224 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 165 | $126 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 32 | $83 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 23 | $46 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 22 | $184 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-15
- Last updated
- 2018-05-22
Frequently asked questions
- What is Gregory Mcdonough's NPI number?
- Gregory Mcdonough's National Provider Identifier (NPI) is 1275020349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mcdonough's specialty?
- Gregory Mcdonough is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Mcdonough located?
- Gregory Mcdonough's practice location on file with NPPES is 833 Chestnut St Ste 220, Philadelphia, PA 19107-4405.
- What is Gregory Mcdonough's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mcdonough is (215) 955-8465.
- Does Gregory Mcdonough accept Medicare?
- Gregory Mcdonough is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mcdonough's NPI active?
- Yes — Gregory Mcdonough's NPI (1275020349) is active in the NPPES registry as of the last update on 2018-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.