Sara Larkin, M.D.
NPI 1871760686 · Emergency Medicine Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara Larkin, M.D. is a Emergency Medicine Physician provider in Walnut Creek, CA (NPI 1871760686).
Provider details
- NPI number
- 1871760686
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 127631 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mupirocin | 30 | 30 |
| Prednisone | 24 | 24 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 22 | 19 |
| Cephalexin | 21 | 21 |
| Doxycycline Monohydrate | 19 | 19 |
| Ibuprofen | 15 | 14 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 11 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-12
- Last updated
- 2022-02-11
Frequently asked questions
- What is Sara Larkin's NPI number?
- Sara Larkin's National Provider Identifier (NPI) is 1871760686, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Larkin's specialty?
- Sara Larkin is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Larkin located?
- Sara Larkin's practice location on file with NPPES is 1425 S Main St, Walnut Creek, CA 94596-5318.
- What is Sara Larkin's phone number?
- The practice phone number listed in the NPPES registry for Sara Larkin is (734) 904-0942.
- Does Sara Larkin accept Medicare?
- Sara Larkin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara Larkin's NPI active?
- Yes — Sara Larkin's NPI (1871760686) 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.