Michelle Chang-Cheng, MD
NPI 1689746406 · Internal Medicine Physician · Davis, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Chang-Cheng, MD is a Internal Medicine Physician provider in Davis, CA (NPI 1689746406).
Provider details
- NPI number
- 1689746406
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A54715 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 254 | 89 |
| Levothyroxine Sodium | 223 | 68 |
| Fluticasone Propionate | 182 | 61 |
| Amlodipine Besylate | 177 | 61 |
| Atenolol | 137 | 45 |
| Losartan Potassium | 133 | 48 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$153 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2022-01-10
Frequently asked questions
- What is Michelle Chang-Cheng's NPI number?
- Michelle Chang-Cheng's National Provider Identifier (NPI) is 1689746406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Chang-Cheng's specialty?
- Michelle Chang-Cheng is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle Chang-Cheng located?
- Michelle Chang-Cheng's practice location on file with NPPES is 1955 Cowell Blvd, Davis, CA 95618-6325.
- What is Michelle Chang-Cheng's phone number?
- The practice phone number listed in the NPPES registry for Michelle Chang-Cheng is (530) 757-7100.
- Does Michelle Chang-Cheng accept Medicare?
- Michelle Chang-Cheng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Chang-Cheng's NPI active?
- Yes — Michelle Chang-Cheng's NPI (1689746406) is active in the NPPES registry as of the last update on 2022-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.