Theresa Ryan, M.D.
Hematology & Oncology Physician · New York, NY
Theresa Ryan, M.D. is a hematology & oncology physician with a practice address in New York, New York, and NPI 1598766503, issued on Aug 2, 2005. Check the license (New York 213963, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Theresa Ryan
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 213963 NY
Self-reported in NPPES; status is on the state search - Practice location
- 160 E 34TH St, New York, NY 10016
- Phone
- (212) 731-5430
- Enumerated
- Aug 2, 2005
- Record last updated
- Jul 13, 2026
- Medicaid ID
- 02405989 NY
- Medicare enrollment
- Enrolled (PECOS I20040308000481); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →
Also registered at 160 E 34TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anna-Olivia AndersonAdult Health Nurse Practitioner1982573069
- Samantha Aquino, N.P.Nurse Practitioner1922477488
- Deborah Axelrod, MDSurgical Oncology Physician1386644573
- Kanika Ballani, PHARM.D.Pharmacist1144534629
- Marc Ballas, M.D., M.P.H.Medical Oncology Physician1952527269
- Teresa-Lovelace Bangwa, L.M.T.Massage Therapist1922544188
Verify Theresa Ryan 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 213963Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
14 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
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).
Industry payments in 2024: $5,960.29
37 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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).
Theresa Ryan among 1,163 hematology & oncology physician records in New York
Theresa Ryan, M.D. is one of 1,163 hematology & oncology physician records with a practice address in New York. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1996 · median 2002 among the 833 with a school on file
- Record last updated2026 · 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 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New York
There are 1,163 hematology & oncology physician records in New York.
All 1,163 in New York → Every provider in New York → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- David Araten, M.D.New York, NY 100161649271420
- Abraham Chachoua, M.D.New York, NY 100161518968643
- Alec Goldenberg, MDNew York, NY 100161316926330
- David Green, MDNew York, NY 100161689627325
- Karen Haglof, M.D.New York, NY 100161851336275
- Kennth Hymes, M.D.New York, NY 100161285626366
- Boris Kobrinsky, MDNew York, NY 100161295789600
- Marleen Meyers, M.D.New York, NY 100161144222175
Common questions
What is Theresa Ryan, M.D.'s NPI number?
Theresa Ryan, M.D.'s National Provider Identifier (NPI) is 1598766503, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Theresa Ryan, M.D. located?
The NPPES record lists a practice address at 160 E 34TH St, New York, NY, 10016. Phone: (212) 731-5430. Providers update this record themselves, so call before visiting.
How can I verify Theresa Ryan, M.D.'s license?
NPPES lists New York license number 213963, 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 Theresa Ryan, M.D. prescribe under Medicare Part D?
In 2024, Theresa Ryan, M.D. had 14 Medicare Part D claims; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Theresa Ryan, M.D.'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.