Parke Chang, MD
NPI 1013122605 · Rheumatology Physician · Anaheim, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Parke Chang, MD is a Rheumatology Physician provider in Anaheim, CA (NPI 1013122605).
Provider details
- NPI number
- 1013122605
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A86153 (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
19 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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 408 | 161 |
| Methotrexate Sodiumbrand: Methotrexate | 403 | 129 |
| Hydroxychloroquine Sulfate | 348 | 131 |
| Etanerceptbrand: Enbrel Sureclick | 136 | 16 |
| Leflunomide | 135 | 48 |
| Methotrexate/Pfbrand: Rasuvo | 108 | 23 |
| Adalimumab-Atto |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-14
- Last updated
- 2021-11-01
- Certified
- 2021-11-01
Frequently asked questions
- What is Parke Chang's NPI number?
- Parke Chang's National Provider Identifier (NPI) is 1013122605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Parke Chang's specialty?
- Parke Chang is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Parke Chang located?
- Parke Chang's practice location on file with NPPES is 411 N Lakeview Ave, Anaheim, CA 92807-3028.
- What is Parke Chang's phone number?
- The practice phone number listed in the NPPES registry for Parke Chang is (888) 988-2800.
- Does Parke Chang accept Medicare?
- Parke Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Parke Chang's NPI active?
- Yes — Parke Chang's NPI (1013122605) is active in the NPPES registry as of the last update on 2021-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.