Michael Stempek, PA
- Hospital affiliations
- 1
- Industry payments
- $32
- Medical groups
- 2
- State licenses
- 3
- Year NPI issued
- 2006
- Practice address
- 41 Highland Avenue, Winchester, MA 01890
- Practice phone
- Call (781) 729-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Michael Stempek'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.
Michael Stempek is a physician assistant in Winchester, Massachusetts
Michael Stempek practices at Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health.
Michael Stempek's NPI, 1437224763, was assigned on November 21, 2006. Michael Stempek graduated from Albany Medical College of Union University in 1980. Michael Stempek holds Rhode Island license PA00519.
- NPI
- 1437224763NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678515319
- NPI enumeration date
- November 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 729-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Stempek practices at Winchester Hospital in Winchester, Massachusetts
Michael Stempek's primary practice is Winchester Hospital, at 41 Highland Avenue, Winchester, MA 01890 in Middlesex County. The practice phone is (781) 729-9000.
- Winchester Hospital41 Highland Avenue, Winchester, MA 01890 · Middlesex CountyPhone(781) 729-9000
Source: Dmand AI Affiliation Data
Michael Stempek is affiliated with 1 site of care and 2 medical groups
Michael Stempek's primary practice is Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health. The medical group on file is Tanana Chiefs Conference. Dmand AI also links Michael Stempek to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Michael Stempek's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Stempek practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Winchester Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Michael Stempek is one of 3,922 physician assistants in Massachusetts
Physician assistant is Michael Stempek's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Michael Stempek's licenses on file in 3 states: Rhode Island, Massachusetts and New York.
Specialties and state licenses
- Physician assistant, Rhode IslandPrimary
- Massachusetts license
- New York license
Physician assistants near Michael Stempek
Counts of physician assistants 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
Michael Stempek's patients have a median age of 51
Across all payers, Dmand AI patient panel data puts Michael Stempek's median patient age at 51, with 39% women.
Michael Stempek's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women39%
- Men61%
Source: Dmand AI Patient Panel Data
How Michael Stempek takes part in Medicare
Michael Stempek 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)
Michael Stempek received $32 in industry payments in 2025
CMS Open Payments shows 2 general payments to Michael Stempek from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ferring Pharmaceuticals Inc. paid the most, $32.
Companies that paid Michael Stempek the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael Stempek graduated from Albany Medical College of Union University
Michael Stempek graduated from Albany Medical College of Union University in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Michael Stempek'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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 Michael Stempek
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael Stempek's NPI number?
Michael Stempek's NPI number is 1437224763. It was assigned on November 21, 2006, and it is active in the NPI Registry.
What does Michael Stempek specialize in?
Michael Stempek is a physician assistant in Winchester, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Michael Stempek practice?
Michael Stempek practices at 41 Highland Avenue, Winchester, MA 01890. Michael Stempek's primary practice is Winchester Hospital in Winchester, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Michael Stempek to 1 medical group.
What is Michael Stempek's office phone number?
The practice phone on file for Michael Stempek is (781) 729-9000.
What is Michael Stempek's medical license number?
Michael Stempek holds Rhode Island license PA00519, one of the licenses on file in 3 states.
Which states has Michael Stempek been licensed in?
Dmand AI has state licenses on file for Michael Stempek in Rhode Island, Massachusetts and New York.
Which hospitals is Michael Stempek affiliated with?
Michael Stempek practices at Winchester Hospital in Winchester, Massachusetts.
What medical group is Michael Stempek part of?
Michael Stempek is linked to Tanana Chiefs Conference. Dmand AI links Michael Stempek to 1 more medical group.
Does Michael Stempek accept Medicare?
Yes. CMS lists Michael Stempek as accepting Medicare assignment.
Where did Michael Stempek go to medical school?
Michael Stempek graduated from Albany Medical College of Union University in 1980.
Has Michael Stempek received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Michael Stempek from 1 company from 2025 to 2025. The largest total came from Ferring Pharmaceuticals Inc.
How long has Michael Stempek been practicing?
Michael Stempek graduated from medical school in 1980, 46 years ago.
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