Anna Lef, MD
Internal Medicine Physician · New York, NY
Anna Lef, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1659477321, issued on Sep 16, 2006. Check the license (New York 201280, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Anna Lef
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 201280 NY
Self-reported in NPPES; status is on the state search - Practice location
- 215 E 95TH St, New York, NY 10128
- Phone
- (212) 996-8000
- Enumerated
- Sep 16, 2006
- Record last updated
- Feb 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (212) 423-3127
- Medicaid ID
- 01761297 NY
- Medicare enrollment
- Enrolled (PECOS I20051116000720); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1994
- 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 215 E 95TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dechaboon Changsirivathanathamrong, MDStudent in an Organized Health Care Education/Training Program1255678983
- Sharon Danoff, LCSWClinical Social Worker1154358646
- Lauren Degaetano, CDNMetabolic Nutrition Registered Dietitian1982976684
- Danielle Despres, DPMFoot & Ankle Surgery Podiatrist1063876696
Verify Anna Lef 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 201280Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% more Medicare Part D claims than the average internal medicine physician in 2024
5,831 Medicare Part D claims for 557 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 71 claims were for opioids.
Most prescribed
- Atorvastatin Calcium550 claims
- Amlodipine Besylate287 claims
- Levothyroxine Sodium198 claims
- Rosuvastatin Calcium186 claims
- Losartan Potassium168 claims
- Trazodone Hcl168 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 practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Lef among 12,067 internal medicine physician records in New York
Anna Lef, 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1994 · median 2002 among the 7,221 with a school on file
- Record last updated2021 · 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 Anna Lef, MD's NPI number?
Anna Lef, MD's National Provider Identifier (NPI) is 1659477321, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Anna Lef, MD located?
The NPPES record lists a practice address at 215 E 95TH St, New York, NY, 10128. Phone: (212) 996-8000. Providers update this record themselves, so call before visiting.
How can I verify Anna Lef, MD's license?
NPPES lists New York license number 201280, 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 Anna Lef, MD prescribe under Medicare Part D?
In 2024, Anna Lef, MD had 5,831 Medicare Part D claims for 557 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Anna Lef, MD's MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. 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.