Nathaniel Graham, M.D.
NPI 1053846121 · Psychiatry Physician · Philadelphia, PA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Graham, M.D. is a Psychiatry Physician provider in Philadelphia, PA (NPI 1053846121).
Provider details
- NPI number
- 1053846121
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MT213736 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs 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
- 2017-04-26
- Last updated
- 2017-10-01
Frequently asked questions
- What is Nathaniel Graham's NPI number?
- Nathaniel Graham's National Provider Identifier (NPI) is 1053846121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Graham's specialty?
- Nathaniel Graham is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Graham located?
- Nathaniel Graham's practice location on file with NPPES is 833 Chestnut St, Philadelphia, PA 19107-4414.
- What is Nathaniel Graham's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Graham is (215) 955-5638.
- Does Nathaniel Graham accept Medicare?
- Nathaniel Graham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Graham's NPI active?
- Yes — Nathaniel Graham's NPI (1053846121) is active in the NPPES registry as of the last update on 2017-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.