Kim Hartwig, MD
NPI 1063703759 · Family Medicine Physician · Merced, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kim Hartwig, MD is a Family Medicine Physician provider in Merced, CA (NPI 1063703759).
Provider details
- NPI number
- 1063703759
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A115659 (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
15 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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 34 | 22 |
| Atorvastatin Calcium | 31 | 21 |
| Lisinopril | 24 | 11 |
| Losartan Potassium | 24 | 14 |
| Fluticasone Propionate | 21 | 15 |
| Levothyroxine Sodium | 21 | 13 |
| Famotidine | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-28
- Last updated
- 2022-02-11
Frequently asked questions
- What is Kim Hartwig's NPI number?
- Kim Hartwig's National Provider Identifier (NPI) is 1063703759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kim Hartwig's specialty?
- Kim Hartwig is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kim Hartwig located?
- Kim Hartwig's practice location on file with NPPES is 535 W 25th St, Merced, CA 95340-2838.
- What is Kim Hartwig's phone number?
- The practice phone number listed in the NPPES registry for Kim Hartwig is (209) 722-9066.
- Does Kim Hartwig accept Medicare?
- Kim Hartwig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kim Hartwig's NPI active?
- Yes — Kim Hartwig's NPI (1063703759) 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.