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Edit this profileAt a glance
- 161 Corporate Dr, Portsmouth, NH 03801
About Dr. Stark
Based in Portsmouth, NH, John Stark, MD is listed in the NPI registry under family medicine. NPI 1710927769 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (603) 431-5154
- Email not available
Practice Locations
161 CORPORATE DR
Portsmouth, NH 03801
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What does Dr. Stark specialize in?
Dr. Stark is a family doctor in Portsmouth, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Where is Dr. Stark located?
Dr. Stark is listed at 161 Corporate Dr, Portsmouth, NH 03801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Stark's phone number?
The number on file is (603) 431-5154. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Stark?
Dr. Stark's National Provider Identifier is 1710927769. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does Dr. Stark have?
Dr. Stark has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Dr. Stark's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Stark. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.