Mary Hofmann, MD
NPI 1598761835 · Geriatric Medicine (Internal Medicine) Physician · Philadelphia, PA
Enrolled with Medicare as Order and Referring Only - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Hofmann, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Philadelphia, PA (NPI 1598761835).
Provider details
- NPI number
- 1598761835
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD041915-L (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
21 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
- 2005-06-22
- Last updated
- 2025-03-13
- Certified
- 2025-03-05
Frequently asked questions
- What is Mary Hofmann's NPI number?
- Mary Hofmann's National Provider Identifier (NPI) is 1598761835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hofmann's specialty?
- Mary Hofmann is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Hofmann located?
- Mary Hofmann's practice location on file with NPPES is 3900 Woodland Ave, Philadelphia, PA 19104-4551.
- What is Mary Hofmann's phone number?
- The practice phone number listed in the NPPES registry for Mary Hofmann is (215) 823-5800.
- Does Mary Hofmann accept Medicare?
- Mary Hofmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Hofmann's NPI active?
- Yes — Mary Hofmann's NPI (1598761835) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.