Phillip Deerwester, MD
NPI 1912792045 · Emergency Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Order and Referring Only - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phillip Deerwester, MD is a Emergency Medicine Physician provider in Philadelphia, PA (NPI 1912792045).
Provider details
- NPI number
- 1912792045
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT233604 (PA)
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
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-04-10
- Last updated
- 2025-05-19
- Certified
- 2025-05-19
Frequently asked questions
- What is Phillip Deerwester's NPI number?
- Phillip Deerwester's National Provider Identifier (NPI) is 1912792045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phillip Deerwester's specialty?
- Phillip Deerwester is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Phillip Deerwester located?
- Phillip Deerwester's practice location on file with NPPES is 1020 Sansom St Ste 1651b, Philadelphia, PA 19107-5002.
- What is Phillip Deerwester's phone number?
- The practice phone number listed in the NPPES registry for Phillip Deerwester is (215) 955-9837.
- Does Phillip Deerwester accept Medicare?
- Phillip Deerwester is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phillip Deerwester's NPI active?
- Yes — Phillip Deerwester's NPI (1912792045) is active in the NPPES registry as of the last update on 2025-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.