Dr. John Anthony Stupinski, MD
- Medicare services, 2024
- 354
- Medicare patients, 2024
- 202
- Part D claims, 2021
- 12
- Hospital affiliations
- 2
- Industry payments
- $268
- Practice address
- 1200 North Beaver Street, Flagstaff, AZ 86001
- Practice phone
- Call (928) 779-3366
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. John Anthony Stupinski is a general surgeon in Flagstaff, Arizona
Dr. Stupinski practices at Flagstaff Medical Center in Flagstaff, Arizona, part of Northern Arizona Healthcare.
Dr. Stupinski's NPI, 1376070953, was assigned on May 15, 2017. Dr. Stupinski holds Arizona license 70326.
- NPI
- 1376070953NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951666122
- NPI enumeration date
- May 15, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 779-3366
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Anthony Stupinski practices at Flagstaff Medical Center in Flagstaff, Arizona
Dr. Stupinski's primary practice is Flagstaff Medical Center, at 1200 North Beaver Street, Flagstaff, AZ 86001 in Coconino County. The practice phone is (928) 779-3366.
- Flagstaff Medical Center1200 North Beaver Street, Flagstaff, AZ 86001 · Coconino CountyPhone(928) 779-3366
Source: Dmand AI Affiliation Data
Dr. John Anthony Stupinski is affiliated with 3 sites of care and 1 medical group
Dr. Stupinski's primary practice is Flagstaff Medical Center in Flagstaff, Arizona, part of Northern Arizona Healthcare. Dr. Stupinski is also affiliated with Verde Valley Medical Center. The medical group on file is Flagstaff Surgical Associates. Dmand AI also links Dr. Stupinski to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Anthony Stupinski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stupinski practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Flagstaff Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Anthony Stupinski is one of 617 general surgeons in Arizona
Surgery is Dr. Stupinski's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Stupinski is licensed in Arizona.
Specialties and state licenses
- Surgery, ArizonaPrimary
General surgeons near Dr. Stupinski
Counts of general surgeons 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. John Anthony Stupinski billed Medicare for 354 services in 2024
CMS data shows 354 Medicare services from Dr. Stupinski across 5 procedure codes in 2024, for 202 Medicare patients. Medicare paid $30,779 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Stupinski's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1002024: 354254%
Dr. Stupinski compared with the Arizona median for general surgeons, 2024
- Dr. Stupinski
- Arizona median
- Medicare services
- 354vs 1622.2 times
- Medicare patients
- 202vs 11674% above
- Part D claims
- 12vs 3161% below
Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.
Dr. Stupinski's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Anthony Stupinski treated 202 Medicare patients in 2024, average age 75
CMS counts 202 Medicare patients who saw Dr. Stupinski in 2024. The largest group is 75 to 84, with 87 patients. 75% of them have high blood pressure, and 66% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.13, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Stupinski's median patient age at 50, with 36% women.
Dr. Stupinski's Medicare patients by age, 2024
Dr. Stupinski's Medicare patients by sex, 2024
- Women9748%
- Men10552%
Chronic conditions among Dr. Stupinski's Medicare patients, 2024
- High blood pressure75%
- High cholesterol66%
- Diabetes49%
- Arthritis46%
- Stroke or TIA33%
- Chronic kidney disease31%
- Heart failure31%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stupinski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women36%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Anthony Stupinski wrote 12 Medicare Part D claims in 2021
In 2021, Dr. Stupinski wrote 12 Medicare Part D claims. They cover 1 drug, with $41 in total drug cost.
Dr. Stupinski's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. John Anthony Stupinski takes part in Medicare
Dr. Stupinski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Anthony Stupinski received $268 in industry payments from 2024 to 2025
CMS Open Payments shows 6 general payments to Dr. Stupinski from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $196.
General payments to Dr. Stupinski by program year, 2024 to 2025
Companies that paid Dr. Stupinski 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 Dr. John Anthony Stupinski'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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)Doctors and Clinicians Utilization Data (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 Dr. John Anthony Stupinski
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. John Anthony Stupinski's NPI number?
Dr. John Anthony Stupinski's NPI number is 1376070953. It was assigned on May 15, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. John Anthony Stupinski?
Dr. John Anthony Stupinski is a general surgeon in Flagstaff, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John Anthony Stupinski practice?
Dr. Stupinski practices at 1200 North Beaver Street, Flagstaff, AZ 86001. Dr. Stupinski's primary practice is Flagstaff Medical Center in Flagstaff, Arizona, part of Northern Arizona Healthcare. Dmand AI also links Dr. Stupinski to 1 group practice or clinic.
What is Dr. John Anthony Stupinski's office phone number?
The practice phone on file for Dr. Stupinski is (928) 779-3366.
What is Dr. John Anthony Stupinski's medical license number?
Dr. Stupinski holds Arizona license 70326.
Which hospitals is Dr. John Anthony Stupinski affiliated with?
Dr. Stupinski practices at Flagstaff Medical Center in Flagstaff, Arizona. Dr. Stupinski is also affiliated with Verde Valley Medical Center.
What medical group is Dr. John Anthony Stupinski part of?
Dr. Stupinski is linked to Flagstaff Surgical Associates.
Does Dr. John Anthony Stupinski accept Medicare?
Yes. CMS data shows Dr. Stupinski billed Medicare for 354 services in 2024, and Dr. Stupinski accepts Medicare assignment.
How many Medicare patients does Dr. John Anthony Stupinski see?
CMS counts 202 Medicare patients who saw Dr. Stupinski in 2024, with an average age of 75.
What services does Dr. John Anthony Stupinski bill to Medicare?
In 2024, Dr. Stupinski's most billed Medicare services were hospital inpatient care (99231), hospital inpatient care (99223) and critical care (99291).
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What drugs does Dr. John Anthony Stupinski prescribe most?
In 2021 Medicare Part D data, Dr. Stupinski's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. John Anthony Stupinski received payments from drug or device companies?
CMS Open Payments shows $268 in general payments to Dr. Stupinski from 4 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. John Anthony Stupinski been practicing?
Dr. Stupinski graduated from medical school in 2017, 9 years ago.
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