Christiana Weng, MD
NPI 1811083819 · Family Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christiana Weng, MD is a Family Medicine Physician provider in Oakland, CA (NPI 1811083819).
Provider details
- NPI number
- 1811083819
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A89701 (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 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 194 | 70 |
| Amlodipine Besylate | 150 | 59 |
| Alendronate Sodium | 95 | 38 |
| Losartan Potassium | 91 | 35 |
| Levothyroxine Sodium | 52 | 18 |
| Hydrochlorothiazide | 50 | 21 |
| Gabapentin | 49 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2021-12-15
Frequently asked questions
- What is Christiana Weng's NPI number?
- Christiana Weng's National Provider Identifier (NPI) is 1811083819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christiana Weng's specialty?
- Christiana Weng is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christiana Weng located?
- Christiana Weng's practice location on file with NPPES is 275 W Macarthur Blvd, Oakland, CA 94611-5641.
- What is Christiana Weng's phone number?
- The practice phone number listed in the NPPES registry for Christiana Weng is (510) 752-1000.
- Does Christiana Weng accept Medicare?
- Christiana Weng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christiana Weng's NPI active?
- Yes — Christiana Weng's NPI (1811083819) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.