Chayce Hartung, MD
NPI 1336778844 · Student in an Organized Health Care Education/Training Program · Merced, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chayce Hartung, MD is a Student in an Organized Health Care Education/Training Program provider in Merced, CA (NPI 1336778844).
Provider details
- NPI number
- 1336778844
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A187954 (CA)
Specialties & taxonomies
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 176 | 90 |
| Levothyroxine Sodium | 133 | 57 |
| Losartan Potassium | 129 | 60 |
| Lisinopril | 104 | 53 |
| Amlodipine Besylate | 102 | 56 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 90 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-06
- Last updated
- 2023-08-16
- Certified
- 2023-08-16
Frequently asked questions
- What is Chayce Hartung's NPI number?
- Chayce Hartung's National Provider Identifier (NPI) is 1336778844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chayce Hartung's specialty?
- Chayce Hartung is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Chayce Hartung located?
- Chayce Hartung's practice location on file with NPPES is 315 E 13th St, Merced, CA 95341-6211.
- What is Chayce Hartung's phone number?
- The practice phone number listed in the NPPES registry for Chayce Hartung is (209) 564-4500.
- Does Chayce Hartung accept Medicare?
- Chayce Hartung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chayce Hartung's NPI active?
- Yes — Chayce Hartung's NPI (1336778844) is active in the NPPES registry as of the last update on 2023-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.