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Dr. John Stark, MD
NPI1710927769
- Medicare services, 2021
- 581
- Part D claims, 2021
- 792
- Publications
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 2 Wells Ave, Newton Center, MA 02459
- Practice phone
- Call (603) 740-2807
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wentworth Douglass Hospital
Newton Center, Massachusetts
Find Dr. Stark's professional email, personal email and mobile number
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Dr. John Stark is a family medicine physician in Newton Center, Massachusetts
Dr. Stark practices at Wentworth Douglass Hospital in Newton Center, Massachusetts.
Dr. Stark's NPI, 1710927769, was assigned on June 7, 2006. Dr. Stark graduated from Icahn School of Medicine at Mount Sinai in 1983. Dr. Stark holds New Hampshire license 9824.
NPI and contact details
- NPI
- 1710927769NPI Registry (opens in a new tab)
- NPI enumeration date
- June 7, 2006
- NPI status
- Active
- Practice phone
- (603) 740-2807
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John Stark practices at Wentworth Douglass Hospital in Newton Center, Massachusetts
Dr. Stark's primary practice is Wentworth Douglass Hospital, at 2 Wells Ave, Newton Center, MA 02459 in Middlesex County. The practice phone is (603) 740-2807.
- Wentworth Douglass Hospital2 Wells Ave, Newton Center, MA 02459 · Middlesex CountyPhone(603) 740-2807
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Stark is affiliated with 1 site of care
Dr. Stark's primary practice is Wentworth Douglass Hospital in Newton Center, Massachusetts.
Wentworth Douglass HospitalPrimary
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John Stark's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stark practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wentworth Douglass Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Stark is one of 2,036 family medicine physicians in Massachusetts
Family medicine is Dr. Stark's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Stark is licensed in New Hampshire.
Specialties and state licenses
- Family medicine, New HampshirePrimary
Family medicine physicians near Dr. Stark
Counts of family medicine physicians 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 Stark billed Medicare for 581 services in 2021
CMS data shows 581 Medicare services from Dr. Stark across 13 procedure codes in 2021. Medicare paid $15,895 for them. Every service was in an office.
Medicare services, 2021581
Paid by Medicare$15,895
Procedure codes13
Dr. Stark's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Lab and pathology
- 2020: 3912021: 29724%
- Surgery
- 2020: 1732021: 13124%
- Office and hospital visits
- 2020: 2302021: 9160%
- Other services
- 2020: 1192021: 6248%
- Tests and treatments
- 2020: 392021: 0100%
Dr. Stark compared with the Massachusetts median for family medicine physicians, 2021
- Dr. Stark
- Massachusetts median
- Medicare services
- 581vs 36161% above
- Part D claims
- 792vs 808Close to median
Medians across 2,093 family medicine physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Stark's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Stark?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stark and other family medicine physicians in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Stark's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Stark's median patient age at 69, with 39% women.
Dr. Stark's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women39%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. John Stark wrote 792 Medicare Part D claims in 2021
In 2021, Dr. Stark wrote 792 Medicare Part D claims. They cover 28 drugs, with $38,327 in total drug cost. In 2020, CMS named 1,415 claims across 44 drugs.
Part D claims, 2021792
Drugs named by CMS28
Total drug cost$38,327
Dr. Stark'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.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 1,4152021: 79244%
Drugs named by CMS: 28 in 2021, 44 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John Stark has 1 publication on record
Dmand AI links 1 paper to Dr. Stark in 2018. Dr. Stark's most frequent co-author is Alexandra Michelle Miller, MD, PhD.
Papers1
Dr. Stark's most frequent co-authors
Recent publications by Dr. Stark
See who Dr. Stark researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Stark works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Stark graduated from Icahn School of Medicine at Mount Sinai
Dr. Stark graduated from Icahn School of Medicine at Mount Sinai in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Stark'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 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. John Stark
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 Stark's NPI number?
Dr. John Stark's NPI number is 1710927769. It was assigned on June 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Stark?
Dr. John Stark is a family medicine physician in Newton Center, Massachusetts. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. John Stark practice?
Dr. Stark practices at 2 Wells Ave, Newton Center, MA 02459. Dr. Stark's primary practice is Wentworth Douglass Hospital in Newton Center, Massachusetts.
What is Dr. John Stark's office phone number?
The practice phone on file for Dr. Stark is (603) 740-2807.
What is Dr. John Stark's medical license number?
Dr. Stark holds New Hampshire license 9824.
Does Dr. John Stark accept Medicare?
Yes. CMS data shows Dr. Stark billed Medicare for 581 services in 2021.
What services does Dr. John Stark bill to Medicare?
In 2021, Dr. Stark's most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (80053) and office visit, established patient (99214).
Where did Dr. John Stark go to medical school?
Dr. Stark graduated from Icahn School of Medicine at Mount Sinai in 1983.
What drugs does Dr. John Stark prescribe most?
In 2021 Medicare Part D data, Dr. Stark's most prescribed drugs by claims were Lisinopril, Atorvastatin Calcium and Amlodipine Besylate.
How long has Dr. John Stark been practicing?
Dr. Stark graduated from medical school in 1983, 43 years ago.
Does Dr. John Stark do research?
Dmand AI links 1 publication to Dr. Stark.
Who does Dr. John Stark publish with?
Dr. Stark's most frequent co-authors are Alexandra Michelle Miller, MD, PhD (1 shared paper).
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