Chien-Hsiang Weng, MD
NPI 1922412881 · Family Medicine Physician · Providence, RI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chien-Hsiang Weng, MD is a Family Medicine Physician provider in Providence, RI (NPI 1922412881).
Provider details
- NPI number
- 1922412881
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- RT-2698 (NH)
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
12 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
325 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 131 | $90 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 89 | $126 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 51 | $69 |
| Urinalysis, Manual Test81002 | 23 | $3 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 18 | $182 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 117 | 114 |
| Azithromycin | 88 | 86 |
| Doxycycline Monohydrate | 72 | 71 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 42 | 41 |
| Celecoxib | 37 | 36 |
| Famotidine | 32 | 30 |
| Cephalexin | 29 | 28 |
| Triamcinolone Acetonide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,740 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
- 2014-06-18
- Last updated
- 2024-04-09
- Certified
- 2024-04-09
Frequently asked questions
- What is Chien-Hsiang Weng's NPI number?
- Chien-Hsiang Weng's National Provider Identifier (NPI) is 1922412881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chien-Hsiang Weng's specialty?
- Chien-Hsiang Weng is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chien-Hsiang Weng located?
- Chien-Hsiang Weng's practice location on file with NPPES is 355 Prairie Ave, Providence, RI 02905-1928.
- What is Chien-Hsiang Weng's phone number?
- The practice phone number listed in the NPPES registry for Chien-Hsiang Weng is (401) 444-0570.
- Does Chien-Hsiang Weng accept Medicare?
- Chien-Hsiang Weng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chien-Hsiang Weng's NPI active?
- Yes — Chien-Hsiang Weng's NPI (1922412881) is active in the NPPES registry as of the last update on 2024-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.