Karla Ballesteros, F.N.P.
NPI 1962689455 · Family Nurse Practitioner · Martinez, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Ballesteros, F.N.P. is a Family Nurse Practitioner provider in Martinez, CA (NPI 1962689455).
Provider details
- NPI number
- 1962689455
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- F.N.P.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 475610 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 279 | 93 |
| Metoprolol Succinate | 122 | 42 |
| Amlodipine Besylate | 120 | 33 |
| Lisinopril | 118 | 36 |
| Losartan Potassium | 93 | 29 |
| Empagliflozinbrand: Jardiance | 91 | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-01-28
- Last updated
- 2017-03-14
Frequently asked questions
- What is Karla Ballesteros's NPI number?
- Karla Ballesteros's National Provider Identifier (NPI) is 1962689455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Ballesteros's specialty?
- Karla Ballesteros is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karla Ballesteros located?
- Karla Ballesteros's practice location on file with NPPES is 2500 Alhambra Ave, Martinez, CA 94553-3156.
- What is Karla Ballesteros's phone number?
- The practice phone number listed in the NPPES registry for Karla Ballesteros is (925) 370-5200.
- Does Karla Ballesteros accept Medicare?
- Karla Ballesteros is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Ballesteros's NPI active?
- Yes — Karla Ballesteros's NPI (1962689455) is active in the NPPES registry as of the last update on 2017-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.