Florence Yu, MD
Internal Medicine Physician · New York, NY
Florence Yu, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1487899118, issued on Dec 9, 2008. Check the license (New York 253208, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Florence Yu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 253208 NY
Self-reported in NPPES; status is on the state search - Practice location
- 535 E 70TH St, New York, NY 10021
- Phone
- (212) 606-1000
- Enumerated
- Dec 9, 2008
- Record last updated
- Jul 16, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (212) 772-2967
- Medicare enrollment
- Enrolled (PECOS I20090806000194); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 535 E 70TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Florence Yu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 253208Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average internal medicine physician in 2024
761 Medicare Part D claims for 151 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium88 claims
- Losartan Potassium74 claims
- Amlodipine Besylate49 claims
- Levothyroxine Sodium45 claims
- Rosuvastatin Calcium32 claims
- Metformin Hcl Er26 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): 100 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 2 group practices
- New York Society For The Relief OF Ruptured And Crippled MaintainingNew York, NY
- Weill Medical College OF CornellNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Florence Yu among 12,067 internal medicine physician records in New York
Florence Yu, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2006 · median 2002 among the 7,221 with a school on file
- Record last updated2009 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
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Common questions
What is Florence Yu, MD's NPI number?
Florence Yu, MD's National Provider Identifier (NPI) is 1487899118, issued on Dec 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Florence Yu, MD located?
The NPPES record lists a practice address at 535 E 70TH St, New York, NY, 10021. Phone: (212) 606-1000. Providers update this record themselves, so call before visiting.
How can I verify Florence Yu, MD's license?
NPPES lists New York license number 253208, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Florence Yu, MD prescribe under Medicare Part D?
In 2024, Florence Yu, MD had 761 Medicare Part D claims for 151 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Florence Yu, MD's MIPS final score?
The 2023 MIPS final score is 100 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.