Clara Grayhack, MD
NPI 1881222941 · Obstetrics & Gynecology Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clara Grayhack, MD is a Obstetrics & Gynecology Physician provider in Pittsburgh, PA (NPI 1881222941).
Provider details
- NPI number
- 1881222941
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301510902 (MI)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 3601 W 13 Mile RdRoyal Oak, MI 48073-6712Phone: (248) 898-5000
Registry dates
- Enumerated
- 2020-04-01
- Last updated
- 2024-12-31
- Certified
- 2024-12-31
Frequently asked questions
- What is Clara Grayhack's NPI number?
- Clara Grayhack's National Provider Identifier (NPI) is 1881222941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clara Grayhack's specialty?
- Clara Grayhack is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Clara Grayhack located?
- Clara Grayhack's practice location on file with NPPES is 320 E North Ave, Pittsburgh, PA 15212-4756.
- What is Clara Grayhack's phone number?
- The practice phone number listed in the NPPES registry for Clara Grayhack is (412) 578-5587.
- Does Clara Grayhack accept Medicare?
- Clara Grayhack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clara Grayhack's NPI active?
- Yes — Clara Grayhack's NPI (1881222941) is active in the NPPES registry as of the last update on 2024-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.