Claudia Haynes, M.D.
NPI 1649468661 · Anatomic Pathology & Clinical Pathology Physician · Santa Clara, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claudia Haynes, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Santa Clara, CA (NPI 1649468661).
Provider details
- NPI number
- 1649468661
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A97008 (CA)
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
18 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
- 2007-10-04
- Last updated
- 2022-02-11
Frequently asked questions
- What is Claudia Haynes's NPI number?
- Claudia Haynes's National Provider Identifier (NPI) is 1649468661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claudia Haynes's specialty?
- Claudia Haynes is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Claudia Haynes located?
- Claudia Haynes's practice location on file with NPPES is 700 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Claudia Haynes's phone number?
- The practice phone number listed in the NPPES registry for Claudia Haynes is (408) 712-4063.
- Does Claudia Haynes accept Medicare?
- Claudia Haynes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claudia Haynes's NPI active?
- Yes — Claudia Haynes's NPI (1649468661) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.