Frances Southwick, D.O.
NPI 1700107471 · Family Medicine Physician · Davis, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frances Southwick, D.O. is a Family Medicine Physician provider in Davis, CA (NPI 1700107471).
Provider details
- NPI number
- 1700107471
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- OS016244 (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
16 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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 115 | 32 |
| Gabapentin | 104 | 19 |
| Losartan Potassium | 82 | 20 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 73 | 11 |
| Lisinopril | 63 | 18 |
| Levothyroxine Sodium | 57 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-17
- Last updated
- 2025-04-21
- Certified
- 2025-04-21
Frequently asked questions
- What is Frances Southwick's NPI number?
- Frances Southwick's National Provider Identifier (NPI) is 1700107471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Southwick's specialty?
- Frances Southwick is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Frances Southwick located?
- Frances Southwick's practice location on file with NPPES is 2051 John Jones Rd, Davis, CA 95616-9701.
- What is Frances Southwick's phone number?
- The practice phone number listed in the NPPES registry for Frances Southwick is (530) 758-2060.
- Does Frances Southwick accept Medicare?
- Frances Southwick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frances Southwick's NPI active?
- Yes — Frances Southwick's NPI (1700107471) is active in the NPPES registry as of the last update on 2025-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.