John Puchalski, PA-C
- Part D claims, 2024
- 420
- Hospital affiliations
- 1
- Industry payments
- $44
- Medical groups
- 2
- State license
- 1
- Practice address
- 633 3rd Ave, New York, NY 10017
- Practice phone
- Call (212) 639-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Memorial Gastroenterology Group
New York, New York
Find John Puchalski's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John Puchalski is an interventional cardiologist in New York, New York
John Puchalski practices at Memorial Gastroenterology Group in New York, New York.
John Puchalski's NPI, 1184372963, was assigned on March 11, 2022. John Puchalski holds New York license 028110.
- NPI
- 1184372963NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537542576
- NPI enumeration date
- March 11, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 639-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
John Puchalski practices at Memorial Gastroenterology Group in New York, New York
John Puchalski's primary practice is Memorial Gastroenterology Group, at 633 3rd Ave, New York, NY 10017 in New York County. The practice phone is (212) 639-2000.
- Memorial Gastroenterology Group633 3rd Ave, New York, NY 10017 · New York CountyPhone(212) 639-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John Puchalski is affiliated with 2 sites of care and 2 medical groups
John Puchalski's primary practice is Memorial Gastroenterology Group in New York, New York. John Puchalski is also affiliated with Memorial Sloan Kettering Cancer Center. The medical group on file is Memorial Cardiopulmonary Group. Dmand AI also links John Puchalski to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Puchalski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Puchalski practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Gastroenterology Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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John Puchalski is one of 363 interventional cardiologists in New York
Interventional cardiology is John Puchalski's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. John Puchalski is licensed in New York.
Specialties and state licenses
- Interventional cardiology, New YorkPrimary
Interventional cardiologists near John Puchalski
Counts of interventional cardiologists 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
John Puchalski's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts John Puchalski's median patient age at 68, with 9% women.
John Puchalski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women9%
- Men73%
Source: Dmand AI Patient Panel Data
John Puchalski wrote 420 Medicare Part D claims in 2024
In 2024, John Puchalski wrote 420 Medicare Part D claims for 103 patients. 90% of them were for generic drugs. CMS names the drug for 323 of them, across 8 drugs with 11 or more claims each, at $13,231 in total drug cost. In 2023, CMS named 270 claims across 8 drugs.
John Puchalski's Part D claims by kind of drug, 2024
- Generic377 claims90%
- Brand-name43 claims10%
John Puchalski'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: 2702024: 32320%
Drugs named by CMS: 8 in 2024, 8 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
How John Puchalski takes part in Medicare
John Puchalski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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John Puchalski received $44 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to John Puchalski from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $28.
General payments to John Puchalski by program year, 2024 to 2025
Companies that paid John Puchalski the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John Puchalski'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 John Puchalski
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Puchalski's NPI number?
John Puchalski's NPI number is 1184372963. It was assigned on March 11, 2022, and it is active in the NPI Registry.
What does John Puchalski specialize in?
John Puchalski is an interventional cardiologist in New York, New York. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does John Puchalski practice?
John Puchalski practices at 633 3rd Ave, New York, NY 10017. John Puchalski's primary practice is Memorial Gastroenterology Group in New York, New York. Dmand AI also links John Puchalski to 1 medical group.
What is John Puchalski's office phone number?
The practice phone on file for John Puchalski is (212) 639-2000.
What is John Puchalski's medical license number?
John Puchalski holds New York license 028110.
Which hospitals is John Puchalski affiliated with?
John Puchalski is affiliated with Memorial Sloan Kettering Cancer Center.
What medical group is John Puchalski part of?
John Puchalski is linked to Memorial Cardiopulmonary Group. Dmand AI links John Puchalski to 1 more medical group.
Does John Puchalski accept Medicare?
Yes. CMS lists John Puchalski as accepting Medicare assignment.
What drugs does John Puchalski prescribe most?
In 2024 Medicare Part D data, John Puchalski's most prescribed drugs by claims were Clopidogrel, Atorvastatin Calcium and Metoprolol Succinate.
Has John Puchalski received payments from drug or device companies?
CMS Open Payments shows $44 in general payments to John Puchalski from 2 companies from 2024 to 2025. The largest total came from Medtronic, Inc.
How long has John Puchalski been practicing?
John Puchalski graduated from medical school in 2021, 5 years ago.
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