Yi-Hao Yu, M.D., PH.D.
Endocrinology, Diabetes & Metabolism Physician · Greenwich, CT
Yi-Hao Yu, M.D., PH.D. is an endocrinology, diabetes & metabolism physician with a practice address in Greenwich, Connecticut, and NPI 1306914957, issued on Dec 1, 2006. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Yi-Hao Yu
- Credential
- M.D., PH.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License numbers
- MD435340 PA
209532 NY
Self-reported in NPPES; status is on the state search - Practice location
- 55 Holly Hill LN, Greenwich, CT 06830
- Phone
- (203) 863-3750
- Enumerated
- Dec 1, 2006
- Record last updated
- Dec 7, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (203) 863-4168
- Medicare enrollment
- Enrolled (PECOS I20110902000087); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 214 in Connecticut → Look up another NPI →
Also registered at 55 Holly Hill LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Leonid Bilenkin, PHYSICIAN ASSISTANTSurgical Physician Assistant1083780795
- Joel Blumberg, M.D.Specialist1699718114
- Erica Christ, RDRegistered Dietitian1922166438
- Amanda Constant, R.D.Registered Dietitian1770987117
- Alexander Delvecchio, M.D.Clinical Cardiac Electrophysiology Physician1053321950
Verify Yi-Hao Yu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
3,415 Medicare Part D claims for 413 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Levothyroxine Sodium439 claims
- Rosuvastatin Calcium240 claims
- Mounjaro225 claims
- Jardiance200 claims
- Metformin Hcl179 claims
- Alendronate Sodium168 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 93.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Northeast Medical Group IncStamford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yi-Hao Yu among 214 endocrinology, diabetes & metabolism physician records in Connecticut
Yi-Hao Yu, M.D., PH.D. is one of 214 endocrinology, diabetes & metabolism physician records with a practice address in Connecticut. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1996 · median 2004 among the 145 with a school on file
- Record last updated2012 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Connecticut
There are 214 endocrinology, diabetes & metabolism physician records in Connecticut.
All 214 in Connecticut → Every provider in Greenwich → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Mary Arden-Cordone, M.D.,Greenwich, CT 068301649318585
- Shelly Im, MDGreenwich, CT 068301740496470
- Ranee Angeli Lleva, M.D.Greenwich, CT 068301578709143
- Maria Guoth, MDGreenwich, CT 068311356386965
- Michael Duben, M.D.Fairfield, CT 068241972523959
- Anda Gonciulea, M.DFairfield, CT 068241225357056
- John Machledt, MDFairfield, CT 068241154429413
- Lakshmi MahaliFairfield, CT 068241265973515
Common questions
What is Yi-Hao Yu, M.D., PH.D.'s NPI number?
Yi-Hao Yu, M.D., PH.D.'s National Provider Identifier (NPI) is 1306914957, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Yi-Hao Yu, M.D., PH.D. located?
The NPPES record lists a practice address at 55 Holly Hill LN, Greenwich, CT, 06830. Phone: (203) 863-3750. Providers update this record themselves, so call before visiting.
How can I verify Yi-Hao Yu, M.D., PH.D.'s license?
Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Yi-Hao Yu, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Yi-Hao Yu, M.D., PH.D. had 3,415 Medicare Part D claims for 413 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Yi-Hao Yu, M.D., PH.D.'s MIPS final score?
The 2023 MIPS final score is 93.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.