Bannanje Nayak, MD
NPI 1861664203 · Physical Medicine & Rehabilitation Physician · Castro Valley, CA
Bannanje Nayak, MD is a Physical Medicine & Rehabilitation Physician provider in Castro Valley, CA (NPI 1861664203).
Provider details
- NPI number
- 1861664203
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A34204 (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
- 2008-03-26
- Last updated
- 2008-03-26
Frequently asked questions
- What is Bannanje Nayak's NPI number?
- Bannanje Nayak's National Provider Identifier (NPI) is 1861664203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bannanje Nayak's specialty?
- Bannanje Nayak is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Bannanje Nayak located?
- Bannanje Nayak's practice location on file with NPPES is 19830 Lake Chabot Road, Castro Valley, CA 94546.
- What is Bannanje Nayak's phone number?
- The practice phone number listed in the NPPES registry for Bannanje Nayak is (510) 886-7348.
- Is Bannanje Nayak's NPI active?
- Yes — Bannanje Nayak's NPI (1861664203) is active in the NPPES registry as of the last update on 2008-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.