Phillip Zhang, MD
NPI 1619363231 · Rheumatology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phillip Zhang, MD is a Rheumatology Physician provider in New Haven, CT (NPI 1619363231).
Provider details
- NPI number
- 1619363231
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA10862700 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 293 | 122 |
| Methotrexate Sodiumbrand: Methotrexate | 288 | 109 |
| Hydroxychloroquine Sulfate | 125 | 53 |
| Adalimumab-Attobrand: Amjevita(cf) Autoinjector | 104 | 22 |
| Leflunomide | 70 | 27 |
| Etanerceptbrand: Enbrel Sureclick | 63 | — |
| Colchicine |
Practice location
Mailing address
Additional practice locations (2)
- 31-00 BroadwayFair Lawn, NJ 07410-3963Phone: (201) 796-2255
- 111 E 210th StBronx, NY 10467-2401Phone: (718) 920-4321
Registry dates
- Enumerated
- 2015-04-10
- Last updated
- 2023-06-12
- Certified
- 2023-06-12
Frequently asked questions
- What is Phillip Zhang's NPI number?
- Phillip Zhang's National Provider Identifier (NPI) is 1619363231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phillip Zhang's specialty?
- Phillip Zhang is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Phillip Zhang located?
- Phillip Zhang's practice location on file with NPPES is 20 York St, New Haven, CT 06510.
- What is Phillip Zhang's phone number?
- The practice phone number listed in the NPPES registry for Phillip Zhang is (203) 688-4242.
- Does Phillip Zhang accept Medicare?
- Phillip Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phillip Zhang's NPI active?
- Yes — Phillip Zhang's NPI (1619363231) is active in the NPPES registry as of the last update on 2023-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.