Dr. Katya Ahr, MD
- Part D claims, 2024
- 262
- Industry payments
- $41
- State licenses
- 2
- Year NPI issued
- 2021
- Practice address
- 1275 York Ave, New York, NY 10065
- Practice phone
- Call (212) 639-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Ahr's professional email, personal email and mobile number
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Dr. Katya Ahr is a hematologist and oncologist in New York, New York
Dr. Ahr practices in New York, New York.
Dr. Ahr's NPI, 1689243461, was assigned on June 24, 2021. Dr. Ahr graduated from Lewis Katz School of Medicine at Temple University in 2021. Dr. Ahr holds New York license 330512.
- NPI
- 1689243461NPI Registry (opens in a new tab)
- NPI enumeration date
- June 24, 2021
- NPI status
- Active
- Practice phone
- (212) 639-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Katya Ahr's practice address is in New York, New York
Dr. Ahr's practice address in the NPI Registry is 1275 York Ave, New York, NY 10065, in New York County. The practice phone is (212) 639-2000.
- NPI Registry address1275 York Ave, New York, NY 10065 · New York CountyPhone(212) 639-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Katya Ahr's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahr practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Ahr's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katya Ahr is one of 996 hematologists and oncologists in New York
Hematology and oncology is Dr. Ahr's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Ahr's licenses on file in 2 states: New York and Pennsylvania.
Specialties and state licenses
- Hematology and oncology, New YorkPrimary
- Internal medicine, Pennsylvania
Hematologists and oncologists near Dr. Ahr
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Katya Ahr's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Ahr's median patient age at 57, with 38% women.
Dr. Ahr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women38%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Katya Ahr wrote 262 Medicare Part D claims in 2024
In 2024, Dr. Ahr wrote 262 Medicare Part D claims for 35 patients. 82% of them were for generic drugs. CMS names the drug for 82 of them, across 6 drugs with 11 or more claims each, at $5,967 in total drug cost. In 2023, CMS named 218 claims across 12 drugs.
Dr. Ahr's Part D claims by kind of drug, 2024
- Generic215 claims82%
- Brand-name47 claims18%
Dr. Ahr's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2182024: 8262%
Drugs named by CMS: 6 in 2024, 12 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Katya Ahr received $41 in industry payments from 2023 to 2024
CMS Open Payments shows 3 general payments to Dr. Ahr from 3 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Alexion Pharmaceuticals, Inc. paid the most, $18.
General payments to Dr. Ahr by program year, 2023 to 2024
Companies that paid Dr. Ahr the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Katya Ahr graduated from Lewis Katz School of Medicine at Temple University
Dr. Ahr graduated from Lewis Katz School of Medicine at Temple University in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katya Ahr's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Katya Ahr
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Katya Ahr's NPI number?
Dr. Katya Ahr's NPI number is 1689243461. It was assigned on June 24, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Katya Ahr?
Dr. Katya Ahr is a hematologist and oncologist in New York, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Katya Ahr practice?
Dr. Ahr practices at 1275 York Ave, New York, NY 10065.
What is Dr. Katya Ahr's office phone number?
The practice phone on file for Dr. Ahr is (212) 639-2000.
What is Dr. Katya Ahr's medical license number?
Dr. Ahr holds New York license 330512, one of the licenses on file in 2 states.
Which states has Dr. Katya Ahr been licensed in?
Dmand AI has state licenses on file for Dr. Ahr in New York and Pennsylvania.
Where did Dr. Katya Ahr go to medical school?
Dr. Ahr graduated from Lewis Katz School of Medicine at Temple University in 2021.
What drugs does Dr. Katya Ahr prescribe most?
In 2024 Medicare Part D data, Dr. Ahr's most prescribed drugs by claims were Atorvastatin Calcium, Fluticasone Propionate and Nifedipine ER.
Has Dr. Katya Ahr received payments from drug or device companies?
CMS Open Payments shows $41 in general payments to Dr. Ahr from 3 companies from 2023 to 2024. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Katya Ahr been practicing?
Dr. Ahr graduated from medical school in 2021, 5 years ago.
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