NPPES file of Aug 9, 2026

Robert Gennaro, MD

Obstetrics & Gynecology Physician · Stamford, CT

Robert Gennaro, MD is an obstetrics & gynecology physician with a practice address in Stamford, Connecticut, and NPI 1669578175, issued on Sep 15, 2006. Check the license (Connecticut 028989, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1669578175
Name
Robert Gennaro
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
028989 CT
Self-reported in NPPES; status is on the state search
Practice location
30 Shelburne RD, Stamford, CT 06902
Phone
(203) 276-7060
Enumerated
Sep 15, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
001289893 CT
Medicare enrollment
Enrolled (PECOS I20101102000949); 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.
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Also registered at 30 Shelburne RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Adusei, M.D.Addiction Psychiatry Physician1043560287
  2. Miriam Ambalu, MDEmergency Medicine Physician1639126576
  3. Erin Ash, MS, CGCGenetic Counselor (M.S.)1538390281
  4. Robert Babkowski, MDAnatomic Pathology & Clinical Pathology Physician1124006341
  5. Raymond Baer, MDAnatomic Pathology & Clinical Pathology Physician1609829217
  6. Bharati Banerjee, MDNeonatal-Perinatal Medicine Physician1740215789

Verify Robert Gennaro in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 028989
    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 Connecticut 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.

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2.2 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

370 Medicare Part D claims for 111 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Robert Gennaro370
  2. Specialty average165

Most prescribed

  1. Estradiol79 claims
  2. Nitrofurantoin Mono-Macro27 claims
  3. Progesterone25 claims
  4. Fluconazole20 claims
  5. Terconazole20 claims
  6. Valacyclovir17 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: $881.04

33 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Robert Gennaro$881.04
  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.

Bills Medicare through one group practice

  1. Coastal Obstetrics And GynecologyStamford, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Robert Gennaro among 707 obstetrics & gynecology physician records in Connecticut

Robert Gennaro, MD is one of 707 obstetrics & gynecology physician records with a practice address in Connecticut. 81% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 48% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1982 · median 2003 among the 488 with a school on file
  • Record last updated2007 · 65% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 obstetrics & gynecology physician records list a practice address in Stamford

They are 37 of the 2,774 NPPES records with a practice address in Stamford, and 707 obstetrics & gynecology physician records in Connecticut.

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

  1. Gary Besser, MDStamford, CT 069021992809982
  2. Sareeta Bjerke, M.D.Stamford, CT 069021669527347
  3. Scott Cole, M.D.Stamford, CT 069021003840992
  4. Corinne De Cholnoky, M.D.Stamford, CT 069021740384379
  5. Lisa Dishongh, MDStamford, CT 069021912001900
  6. George Heading, MDStamford, CT 069021548364532
  7. Astrid Hoffmann-Olsen, MDStamford, CT 069021497859581
  8. Sarah Kim, MDStamford, CT 069021093895427

Common questions

What is Robert Gennaro, MD's NPI number?

Robert Gennaro, MD's National Provider Identifier (NPI) is 1669578175, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Gennaro, MD located?

The NPPES record lists a practice address at 30 Shelburne RD, Stamford, CT, 06902. Phone: (203) 276-7060. Providers update this record themselves, so call before visiting.

How can I verify Robert Gennaro, MD's license?

NPPES lists Connecticut license number 028989, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert Gennaro, MD prescribe under Medicare Part D?

In 2024, Robert Gennaro, MD had 370 Medicare Part D claims for 111 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.