NPPES file of Aug 9, 2026

Michael Steven Block, MD

Obstetrics & Gynecology Physician · Rockville Centre, NY

Michael Steven Block, MD is an obstetrics & gynecology physician with a practice address in Rockville Centre, New York, and NPI 1659399434, issued on Jul 18, 2006. Check the license (New York 148079, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659399434
Name
Michael Steven Block
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
148079 NY
Self-reported in NPPES; status is on the state search
Practice location
2000 NO Village Ave, Rockville Centre, NY 11570
Phone
(516) 764-1344
Enumerated
Jul 18, 2006
Record last updated
Feb 29, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(516) 764-1424
Medicare enrollment
Enrolled (PECOS I20110422000074); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Verify Michael Steven Block in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 148079
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

47% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

243 Medicare Part D claims for 93 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Michael Block243
  2. Specialty average165

Most prescribed

  1. Raloxifene Hcl36 claims
  2. Fluconazole23 claims
  3. Clobetasol Propionate21 claims
  4. Ibandronate Sodium19 claims
  5. Nystatin16 claims
  6. Triamcinolone Acetonide15 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.

Industry payments in 2024: $38.91

2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Block$38.91
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Michael Steven Block among 3,174 obstetrics & gynecology physician records in New York

Michael Steven Block, 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 fileYes · 59% of these records are
  • Graduated1975 · median 2002 among the 1,870 with a school on file
  • Record last updated2008 · 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).

17 obstetrics & gynecology physician records list a practice address in Rockville Centre

They are 17 of the 1,340 NPPES records with a practice address in Rockville Centre, and 3,174 obstetrics & gynecology physician records in New York.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Annette Baggott, M.D.Rockville Centre, NY 115701417956806
  2. Neal Bellin, DORockville Centre, NY 115701356381339
  3. Arnelle Blinderman, M.D.Rockville Centre, NY 115701740268820
  4. Mark Brandon, MDRockville Centre, NY 115701730123951
  5. Hassan Frinjari, MDRockville Centre, NY 115701811127764
  6. Francine Guzman, MDRockville Centre, NY 115701164448007
  7. Larry Ham, M.D.Rockville Centre, NY 115701881767622
  8. Polina Kagan, M.D.Rockville Centre, NY 115701508855792

Common questions

What is Michael Steven Block, MD's NPI number?

Michael Steven Block, MD's National Provider Identifier (NPI) is 1659399434, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Steven Block, MD located?

The NPPES record lists a practice address at 2000 NO Village Ave, Rockville Centre, NY, 11570. Phone: (516) 764-1344. Providers update this record themselves, so call before visiting.

How can I verify Michael Steven Block, MD's license?

NPPES lists New York license number 148079, 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 Michael Steven Block, MD prescribe under Medicare Part D?

In 2024, Michael Steven Block, MD had 243 Medicare Part D claims for 93 beneficiaries; 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.