Chelsea Pham-Wightman, MD
NPI 1326608944 · Family Medicine Physician · Anaheim, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chelsea Pham-Wightman, MD is a Family Medicine Physician provider in Anaheim, CA (NPI 1326608944).
Provider details
- NPI number
- 1326608944
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- R-11674 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
266 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $98 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 48 | $140 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 19 | $98 |
| Administration of Influenza Virus VaccineG0008 | 18 | $35 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 169 | 62 |
| Rosuvastatin Calcium | 126 | 40 |
| Amlodipine Besylate | 115 | 35 |
| Levothyroxine Sodium | 108 | 39 |
| Losartan Potassium | 96 | 37 |
| Famotidine | 71 | 25 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$43 across 2 records (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
- 2019-06-17
- Last updated
- 2022-08-12
- Certified
- 2022-08-12
Frequently asked questions
- What is Chelsea Pham-Wightman's NPI number?
- Chelsea Pham-Wightman's National Provider Identifier (NPI) is 1326608944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chelsea Pham-Wightman's specialty?
- Chelsea Pham-Wightman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chelsea Pham-Wightman located?
- Chelsea Pham-Wightman's practice location on file with NPPES is 947 S Anaheim Blvd Ste 125, Anaheim, CA 92805-5584.
- What is Chelsea Pham-Wightman's phone number?
- The practice phone number listed in the NPPES registry for Chelsea Pham-Wightman is (714) 776-3180.
- Does Chelsea Pham-Wightman accept Medicare?
- Chelsea Pham-Wightman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chelsea Pham-Wightman's NPI active?
- Yes — Chelsea Pham-Wightman's NPI (1326608944) is active in the NPPES registry as of the last update on 2022-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.