Karen G. Gennaro, MD
Psychiatry Physician · Harrison, NY
Karen G. Gennaro, MD is a psychiatry physician with a practice address in Harrison, New York, and NPI 1255472973, issued on Feb 8, 2007. Check the license (New York 210027, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Karen G. Gennaro
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 210027 NY
Self-reported in NPPES; status is on the state search - Practice location
- 275 North St, Harrison, NY 10528
- Phone
- (914) 708-8347
- Enumerated
- Feb 8, 2007
- Record last updated
- Jun 30, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (914) 934-7683
- Medicare enrollment
- Enrolled (PECOS I20110221000056); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1996
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Also registered at 275 North St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Evelyn Aguilar, LMHCMental Health Counselor1427796184
- Maria Victoria AlasRegistered Nurse1013458850
- Lidia AlmanzarCase Manager/Care Coordinator1972076834
- Christopher Aloezos, MDPsychiatry Physician1083956254
- Luis AntonioCase Manager/Care Coordinator1790219376
- Darleen Arias, MHC-LPMental Health Counselor1265291397
Verify Karen G. Gennaro 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 210027Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.6 times the Medicare Part D claims of the average psychiatry physician in 2024
6,629 Medicare Part D claims for 74 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Atorvastatin Calcium396 claims
- Risperidone328 claims
- Lamotrigine278 claims
- Quetiapine Fumarate278 claims
- Chlorhexidine Gluconate236 claims
- Benztropine Mesylate224 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: $125.07
1 payment: food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 13,693 providers of this specialty with any payment received $4,954.93 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.
Karen G. Gennaro among 6,589 psychiatry physician records in New York
Karen G. Gennaro, MD is one of 6,589 psychiatry physician records with a practice address in New York. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 44% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1996 · median 2002 among the 2,559 with a school on file
- Record last updated2011 · 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 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 psychiatry physician records list a practice address in Harrison
They are 26 of the 713 NPPES records with a practice address in Harrison, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Harrison → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Arthur Badikian, MDHarrison, NY 105281134255946
- Eric Grabstein, MDHarrison, NY 105281982713715
- Dean Harlam, M.D.Harrison, NY 105281841339298
- Lynne Hoffman, MDHarrison, NY 105281538261003
- Balkrishna Kalayam, MDHarrison, NY 105281588751663
- Irina Martynova, M.D.Harrison, NY 105281174558787
- Robert Olko, M.D.Harrison, NY 105281528125291
- Cynthia Perry, MDHarrison, NY 105281306979794
Common questions
What is Karen G. Gennaro, MD's NPI number?
Karen G. Gennaro, MD's National Provider Identifier (NPI) is 1255472973, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen G. Gennaro, MD located?
The NPPES record lists a practice address at 275 North St, Harrison, NY, 10528. Phone: (914) 708-8347. Providers update this record themselves, so call before visiting.
How can I verify Karen G. Gennaro, MD's license?
NPPES lists New York license number 210027, 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 Karen G. Gennaro, MD prescribe under Medicare Part D?
In 2024, Karen G. Gennaro, MD had 6,629 Medicare Part D claims for 74 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.