Charles Pinkerton, MD
NPI 1255307773 · Internal Medicine Physician · Portsmouth, NH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Pinkerton, MD is a Internal Medicine Physician provider in Portsmouth, NH (NPI 1255307773).
Provider details
- NPI number
- 1255307773
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- NH6212 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (2)
- 4 Glen Cove Dr Ste 202Rockport, ME 04856-4238Phone: (207) 921-5800Fax: (207) 921-5322
- 330 Borthwick AveSuite 205Portsmouth, NH 03801-4174Phone: (603) 436-6115Fax: (603) 433-5567
Registry dates
- Enumerated
- 2006-02-24
- Last updated
- 2019-09-11
Frequently asked questions
- What is Charles Pinkerton's NPI number?
- Charles Pinkerton's National Provider Identifier (NPI) is 1255307773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Pinkerton's specialty?
- Charles Pinkerton is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Pinkerton located?
- Charles Pinkerton's practice location on file with NPPES is 333 Borthwick Ave Ste 305, Portsmouth, NH 03801-7128.
- What is Charles Pinkerton's phone number?
- The practice phone number listed in the NPPES registry for Charles Pinkerton is (603) 433-6994.
- Does Charles Pinkerton accept Medicare?
- Charles Pinkerton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Pinkerton's NPI active?
- Yes — Charles Pinkerton's NPI (1255307773) is active in the NPPES registry as of the last update on 2019-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.