Renu Kumar, MD
NPI 1780762542 · Hospitalist Physician · Hayward, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Renu Kumar, MD is a Hospitalist Physician provider in Hayward, CA (NPI 1780762542).
Provider details
- NPI number
- 1780762542
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A40937 (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
19 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
- 2006-11-01
- Last updated
- 2021-11-30
Frequently asked questions
- What is Renu Kumar's NPI number?
- Renu Kumar's National Provider Identifier (NPI) is 1780762542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Renu Kumar's specialty?
- Renu Kumar is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Renu Kumar located?
- Renu Kumar's practice location on file with NPPES is 27400 Hesperian Blvd, Hayward, CA 94545-4235.
- What is Renu Kumar's phone number?
- The practice phone number listed in the NPPES registry for Renu Kumar is (510) 784-4000.
- Does Renu Kumar accept Medicare?
- Renu Kumar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Renu Kumar's NPI active?
- Yes — Renu Kumar's NPI (1780762542) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.