Philip Sossenheimer, MD
NPI 1144858085 · Hospice and Palliative Medicine (Internal Medicine) Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Philip Sossenheimer, MD is a Hospice and Palliative Medicine (Internal Medicine) Physician provider in Stanford, CA (NPI 1144858085).
Provider details
- NPI number
- 1144858085
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
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
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2020-03-27
- Last updated
- 2024-04-25
- Certified
- 2024-04-25
Frequently asked questions
- What is Philip Sossenheimer's NPI number?
- Philip Sossenheimer's National Provider Identifier (NPI) is 1144858085, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philip Sossenheimer's specialty?
- Philip Sossenheimer is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Philip Sossenheimer located?
- Philip Sossenheimer's practice location on file with NPPES is 300 Pasteur Drive, Stanford, CA 94305-5133.
- What is Philip Sossenheimer's phone number?
- The practice phone number listed in the NPPES registry for Philip Sossenheimer is (650) 723-6661.
- Does Philip Sossenheimer accept Medicare?
- Philip Sossenheimer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Philip Sossenheimer's NPI active?
- Yes — Philip Sossenheimer's NPI (1144858085) is active in the NPPES registry as of the last update on 2024-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.