Carol Williams, RN, MSN-FNP
NPI 1063783066 · Family Nurse Practitioner · Oakland, CA
Carol Williams, RN, MSN-FNP is a Family Nurse Practitioner provider in Oakland, CA (NPI 1063783066).
Provider details
- NPI number
- 1063783066
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MSN-FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 784478 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
242 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 58 | $123 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 41 | $49 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 39 | $63 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 28 | $9 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 25 | $75 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 116 | 29 |
| Amlodipine Besylate | 67 | 18 |
| Gabapentin | 67 | 12 |
| Lisinopril | 58 | 14 |
| Levothyroxine Sodium | 57 | 15 |
| Trazodone Hcl | 50 | — |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (2)
- 1720 S Bascom AveCampbell, CA 95008-0608Phone: (408) 637-1619
- 841 Blossom Hill RdSuite 209San Jose, CA 95123-2704Phone: (408) 363-6533Fax: (408) 784-3453
Registry dates
- Enumerated
- 2012-01-23
- Last updated
- 2023-11-10
- Certified
- 2023-11-10
Frequently asked questions
- What is Carol Williams's NPI number?
- Carol Williams's National Provider Identifier (NPI) is 1063783066, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carol Williams's specialty?
- Carol Williams is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carol Williams located?
- Carol Williams's practice location on file with NPPES is 1144 65th St Ste F, Oakland, CA 94608-1053.
- What is Carol Williams's phone number?
- The practice phone number listed in the NPPES registry for Carol Williams is (510) 929-1400.
- Is Carol Williams's NPI active?
- Yes — Carol Williams's NPI (1063783066) is active in the NPPES registry as of the last update on 2023-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.