Katherine D. Duffy, M.D.
Psychiatry Physician · Rochester, NY
Katherine D. Duffy, M.D. is a psychiatry physician with a practice address in Rochester, New York, and NPI 1740216357, issued on Jun 24, 2006. Check the license (New York 194406, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Katherine D. Duffy
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 194406 NY
Self-reported in NPPES; status is on the state search - Practice location
- 300 Crittenden Blvd, Rochester, NY 14642
- Phone
- (585) 275-6733
- Enumerated
- Jun 24, 2006
- Record last updated
- Jul 3, 2023
- Medicaid ID
- 01463170 NY
- Medicare enrollment
- Enrolled (PECOS I20100217000083); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1986
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Also registered at 300 Crittenden Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aspen Ainsworth, M.D.Psychiatry Physician1669714630
- Aileen Aldalur, PHDPsychologist1003397407
- Linda Alpert-Gillis, PH.D.Psychologist1023045895
- Eve Andersen-Buescher, NPPsychiatric/Mental Health Nurse Practitioner1558744045
- Mary Andolsek, NPPhysician Assistant1235166232
- Molly ArnoldStudent in an Organized Health Care Education/Training Program1700722519
Verify Katherine D. Duffy 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 194406Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average psychiatry physician in 2024
2,650 Medicare Part D claims for 253 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Mirtazapine254 claims
- Lamotrigine181 claims
- Venlafaxine Hcl Er167 claims
- Escitalopram Oxalate165 claims
- Clonazepam159 claims
- Quetiapine Fumarate142 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.8 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).
Bills Medicare through one group practice
- University OF RochesterRochester, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine D. Duffy among 6,589 psychiatry physician records in New York
Katherine D. Duffy, M.D. 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1986 · median 2002 among the 2,559 with a school on file
- Record last updated2023 · 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).
Psychiatry Physician providers in New York
There are 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Rochester → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Gloria Baciewicz, M.D.Rochester, NY 146421700829504
- Nancy Cain, M.D.Rochester, NY 146421831127125
- Eric Caine, M.D.Rochester, NY 146421518995778
- Linda Chaudron, M.D.Rochester, NY 146421972548055
- Yeates Conwell, MDRochester, NY 146421407891583
- Giampaolo Gallo, M.D.Rochester, NY 146421770534380
- J Lamberti, M.D.Rochester, NY 146421407891765
- Hochang Lee, M.D.Rochester, NY 146421649212754
Common questions
What is Katherine D. Duffy, M.D.'s NPI number?
Katherine D. Duffy, M.D.'s National Provider Identifier (NPI) is 1740216357, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine D. Duffy, M.D. located?
The NPPES record lists a practice address at 300 Crittenden Blvd, Rochester, NY, 14642. Phone: (585) 275-6733. Providers update this record themselves, so call before visiting.
How can I verify Katherine D. Duffy, M.D.'s license?
NPPES lists New York license number 194406, 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 Katherine D. Duffy, M.D. prescribe under Medicare Part D?
In 2024, Katherine D. Duffy, M.D. had 2,650 Medicare Part D claims for 253 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is Katherine D. Duffy, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.8 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.