Sara Holmes, MD
NPI 1801174479 · Nephrology Physician · Novato, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara Holmes, MD is a Nephrology Physician provider in Novato, CA (NPI 1801174479).
Provider details
- NPI number
- 1801174479
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD443610 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
14 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 125 | 45 |
| Torsemide | 88 | 30 |
| Amlodipine Besylate | 75 | 33 |
| Empagliflozinbrand: Jardiance | 71 | 30 |
| Lisinopril | 56 | 24 |
| Calcitriol | 55 | 20 |
| Sevelamer Carbonate | 53 | 20 |
Practice location
Mailing address
Additional practice locations (1)
- 900 23rd St NwWashington, DC 20037-2342Phone: (610) 212-5294
Registry dates
- Enumerated
- 2011-07-29
- Last updated
- 2025-11-05
- Certified
- 2025-11-05
Frequently asked questions
- What is Sara Holmes's NPI number?
- Sara Holmes's National Provider Identifier (NPI) is 1801174479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Holmes's specialty?
- Sara Holmes is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Holmes located?
- Sara Holmes's practice location on file with NPPES is 97 San Marin Dr, Novato, CA 94945-1100.
- What is Sara Holmes's phone number?
- The practice phone number listed in the NPPES registry for Sara Holmes is (415) 899-7880.
- Does Sara Holmes accept Medicare?
- Sara Holmes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara Holmes's NPI active?
- Yes — Sara Holmes's NPI (1801174479) is active in the NPPES registry as of the last update on 2025-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.