Peter Klein, MD PHD
NPI 1467495788 · Hematology (Internal Medicine) Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Klein, MD PHD is a Hematology (Internal Medicine) Physician provider in Philadelphia, PA (NPI 1467495788).
Provider details
- NPI number
- 1467495788
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- MD055837L (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
20 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
- 2006-06-14
- Last updated
- 2011-02-24
Frequently asked questions
- What is Peter Klein's NPI number?
- Peter Klein's National Provider Identifier (NPI) is 1467495788, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Klein's specialty?
- Peter Klein is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Klein located?
- Peter Klein's practice location on file with NPPES is 3400 Spruce Street, Philadelphia, PA 19104.
- What is Peter Klein's phone number?
- The practice phone number listed in the NPPES registry for Peter Klein is (215) 662-3914.
- Does Peter Klein accept Medicare?
- Peter Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Klein's NPI active?
- Yes — Peter Klein's NPI (1467495788) is active in the NPPES registry as of the last update on 2011-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.