John Diiorio, MD
Obstetrics & Gynecology Physician · Forest Hills, NY
John Diiorio, MD is an obstetrics & gynecology physician with a practice address in Forest Hills, New York, and NPI 1346339934, issued on Oct 12, 2006. Check the license (New York 113031-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John Diiorio
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 113031-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 109-33 71St Road, Forest Hills, NY 11375
- Phone
- (718) 268-5757
- Enumerated
- Oct 12, 2006
- Record last updated
- Oct 4, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (718) 268-6616
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,174 in New York → Look up another NPI →
Also registered at 109-33 71St Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Kowalski, WHNP-BCWomen's Health Nurse Practitioner1316535123
Verify John Diiorio 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 113031-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
16 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
John Diiorio among 3,174 obstetrics & gynecology physician records in New York
John Diiorio, MD is one of 3,174 obstetrics & gynecology physician records with a practice address in New York. 76% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 49% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2010 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in New York
There are 3,174 obstetrics & gynecology physician records in New York.
All 3,174 in New York → Every provider in Forest Hills → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Stacey Charnes, M.D.Forest Hills, NY 113751356313290
- Feliciano Chuy, MDForest Hills, NY 113751992758031
- Anna Fieldman, M.D.Forest Hills, NY 113751245332717
- Meenu Gupta, M.D.Forest Hills, NY 113751184664179
- Barbara Hessel, M.D.Forest Hills, NY 113751154380095
- Jack Kanarek, M.D.Forest Hills, NY 113751962474502
- Laura Kuperman, MDForest Hills, NY 113751467465617
- Edward Olkowski, MDForest Hills, NY 113751043316995
Common questions
What is John Diiorio, MD's NPI number?
John Diiorio, MD's National Provider Identifier (NPI) is 1346339934, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Diiorio, MD located?
The NPPES record lists a practice address at 109-33 71St Road, Forest Hills, NY, 11375. Phone: (718) 268-5757. Providers update this record themselves, so call before visiting.
How can I verify John Diiorio, MD's license?
NPPES lists New York license number 113031-1, 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 John Diiorio, MD prescribe under Medicare Part D?
In 2024, John Diiorio, MD had 16 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
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.