Lynda Frassetto, M.D.
NPI 1588695472 · Nephrology Physician · Concord, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynda Frassetto, M.D. is a Nephrology Physician provider in Concord, CA (NPI 1588695472).
Provider details
- NPI number
- 1588695472
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G61802 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-07-06
- Last updated
- 2025-01-03
- Certified
- 2025-01-03
Frequently asked questions
- What is Lynda Frassetto's NPI number?
- Lynda Frassetto's National Provider Identifier (NPI) is 1588695472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynda Frassetto's specialty?
- Lynda Frassetto is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Lynda Frassetto located?
- Lynda Frassetto's practice location on file with NPPES is 2485 High School Ave Ste 311, Concord, CA 94520-1814.
- What is Lynda Frassetto's phone number?
- The practice phone number listed in the NPPES registry for Lynda Frassetto is (925) 687-7272.
- Does Lynda Frassetto accept Medicare?
- Lynda Frassetto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynda Frassetto's NPI active?
- Yes — Lynda Frassetto's NPI (1588695472) is active in the NPPES registry as of the last update on 2025-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.