Jerry Chastain, M.D.
NPI 1073752671 · Student in an Organized Health Care Education/Training Program · Modesto, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jerry Chastain, M.D. is a Student in an Organized Health Care Education/Training Program provider in Modesto, CA (NPI 1073752671).
Provider details
- NPI number
- 1073752671
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 123 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 707 | 242 |
| Lisinopril | 539 | 191 |
| Amlodipine Besylate | 394 | 152 |
| Levothyroxine Sodium | 327 | 110 |
| Losartan Potassium | 321 | 107 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 311 | 63 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-02-05
- Last updated
- 2022-01-24
- Certified
- 2022-01-24
Frequently asked questions
- What is Jerry Chastain's NPI number?
- Jerry Chastain's National Provider Identifier (NPI) is 1073752671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jerry Chastain's specialty?
- Jerry Chastain 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 Jerry Chastain located?
- Jerry Chastain's practice location on file with NPPES is 401 Paradise Road, Modesto, CA 95351.
- What is Jerry Chastain's phone number?
- The practice phone number listed in the NPPES registry for Jerry Chastain is (209) 558-4000.
- Does Jerry Chastain accept Medicare?
- Jerry Chastain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jerry Chastain's NPI active?
- Yes — Jerry Chastain's NPI (1073752671) is active in the NPPES registry as of the last update on 2022-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.