Yi-Hao Yu, M.D., PH.D.
NPI 1306914957 · Endocrinology, Diabetes & Metabolism Physician · Greenwich, CT
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yi-Hao Yu, M.D., PH.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Greenwich, CT (NPI 1306914957).
Provider details
- NPI number
- 1306914957
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD435340 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
1,817 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 | 717 | $138 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 503 | $18 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 199 | $16 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 135 | $37 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 109 | $193 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 439 | 119 |
| Rosuvastatin Calcium | 240 | 76 |
| Tirzepatidebrand: Mounjaro | 225 | 45 |
| Empagliflozinbrand: Jardiance | 200 | 49 |
| Metformin Hcl | 179 | 54 |
| Alendronate Sodium | 168 | 61 |
| Semaglutide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-01
- Last updated
- 2012-12-07
Frequently asked questions
- What is Yi-Hao Yu's NPI number?
- Yi-Hao Yu's National Provider Identifier (NPI) is 1306914957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yi-Hao Yu's specialty?
- Yi-Hao Yu is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Yi-Hao Yu located?
- Yi-Hao Yu's practice location on file with NPPES is 55 Holly Hill Ln, Greenwich, CT 06830-6074.
- What is Yi-Hao Yu's phone number?
- The practice phone number listed in the NPPES registry for Yi-Hao Yu is (203) 863-3750.
- Does Yi-Hao Yu accept Medicare?
- Yi-Hao Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yi-Hao Yu's NPI active?
- Yes — Yi-Hao Yu's NPI (1306914957) is active in the NPPES registry as of the last update on 2012-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.