Jonathan Chiang, DO
NPI 1497117071 · Family Medicine Physician · Davis, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Chiang, DO is a Family Medicine Physician provider in Davis, CA (NPI 1497117071).
Provider details
- NPI number
- 1497117071
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A17021 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
455 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 209 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 168 | $103 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 32 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 23 | $38 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 12 | $7 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 164 | 68 |
| Levothyroxine Sodium | 141 | 44 |
| Rosuvastatin Calcium | 113 | 35 |
| Amlodipine Besylate | 88 | 37 |
| Lisinopril | 85 | 30 |
| Losartan Potassium | 81 | 32 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-23
- Last updated
- 2022-02-07
- Certified
- 2022-02-07
Frequently asked questions
- What is Jonathan Chiang's NPI number?
- Jonathan Chiang's National Provider Identifier (NPI) is 1497117071, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Chiang's specialty?
- Jonathan Chiang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Chiang located?
- Jonathan Chiang's practice location on file with NPPES is 2660 W Covell Blvd, Davis, CA 95616-5645.
- What is Jonathan Chiang's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Chiang is (530) 747-3000.
- Does Jonathan Chiang accept Medicare?
- Jonathan Chiang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Chiang's NPI active?
- Yes — Jonathan Chiang's NPI (1497117071) is active in the NPPES registry as of the last update on 2022-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.