John Herzog, D.O.
NPI 1265642425 · Orthopaedic Surgery Physician · Falmouth, ME
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Herzog, D.O. is a Orthopaedic Surgery Physician provider in Falmouth, ME (NPI 1265642425).
Provider details
- NPI number
- 1265642425
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1107 (ME)
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2007-05-23
- Last updated
- 2009-07-22
Frequently asked questions
- What is John Herzog's NPI number?
- John Herzog's National Provider Identifier (NPI) is 1265642425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Herzog's specialty?
- John Herzog is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Herzog located?
- John Herzog's practice location on file with NPPES is 98 Clearwater Dr, Falmouth, ME 04105-1398.
- What is John Herzog's phone number?
- The practice phone number listed in the NPPES registry for John Herzog is (207) 781-9077.
- Does John Herzog accept Medicare?
- John Herzog is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Herzog's NPI active?
- Yes — John Herzog's NPI (1265642425) is active in the NPPES registry as of the last update on 2009-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.