William Shieh, MD
NPI 1497731509 · Family Medicine Physician · South Windsor, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Shieh, MD is a Family Medicine Physician provider in South Windsor, CT (NPI 1497731509).
Provider details
- NPI number
- 1497731509
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 035837 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
252 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 94 | $138 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 55 | $143 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $94 |
| Administration of Influenza Virus VaccineG0008 | 25 | $34 |
| Admn Sarscov2 Vacc 1 Dose90480 | 21 | $45 |
| Hemoglobin A1c Level83036 | 12 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 580 | 176 |
| Amlodipine Besylate | 261 | 89 |
| Levothyroxine Sodium | 138 | 49 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 127 | 39 |
| Rosuvastatin Calcium | 113 | 40 |
| Losartan Potassium | 104 | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-20
- Last updated
- 2012-10-29
Frequently asked questions
- What is William Shieh's NPI number?
- William Shieh's National Provider Identifier (NPI) is 1497731509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Shieh's specialty?
- William Shieh is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Shieh located?
- William Shieh's practice location on file with NPPES is 1559 Sullivan Ave, South Windsor, CT 06074-2712.
- What is William Shieh's phone number?
- The practice phone number listed in the NPPES registry for William Shieh is (860) 696-2350.
- Does William Shieh accept Medicare?
- William Shieh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Shieh's NPI active?
- Yes — William Shieh's NPI (1497731509) is active in the NPPES registry as of the last update on 2012-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.