Douglas Peterson, MD
NPI 1437267440 · Internal Medicine Physician · Marshfield, WI
Douglas Peterson, MD is a Internal Medicine Physician provider in Marshfield, WI (NPI 1437267440).
Provider details
- NPI number
- 1437267440
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21307 (WI)
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
- 2006-08-29
- Last updated
- 2013-01-07
Frequently asked questions
- What is Douglas Peterson's NPI number?
- Douglas Peterson's National Provider Identifier (NPI) is 1437267440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Peterson's specialty?
- Douglas Peterson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Peterson located?
- Douglas Peterson's practice location on file with NPPES is 1512 W 4th St, Marshfield, WI 54449-2509.
- What is Douglas Peterson's phone number?
- The practice phone number listed in the NPPES registry for Douglas Peterson is (715) 387-4888.
- Is Douglas Peterson's NPI active?
- Yes — Douglas Peterson's NPI (1437267440) is active in the NPPES registry as of the last update on 2013-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.