Charles Guernsey, DO
NPI 1245280767 · Interventional Pain Medicine Physician · Portage, MI
Charles Guernsey, DO is a Interventional Pain Medicine Physician provider in Portage, MI (NPI 1245280767).
Provider details
- NPI number
- 1245280767
- Entity type
- Individual
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5101007080 (MI)
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
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
- 2006-05-12
- Last updated
- 2007-10-09
Frequently asked questions
- What is Charles Guernsey's NPI number?
- Charles Guernsey's National Provider Identifier (NPI) is 1245280767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Guernsey's specialty?
- Charles Guernsey is listed in the NPPES registry with a primary specialty of Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Guernsey located?
- Charles Guernsey's practice location on file with NPPES is 3770 Glenkerry Ct, Portage, MI 49024-0700.
- What is Charles Guernsey's phone number?
- The practice phone number listed in the NPPES registry for Charles Guernsey is (269) 329-2887.
- Is Charles Guernsey's NPI active?
- Yes — Charles Guernsey's NPI (1245280767) is active in the NPPES registry as of the last update on 2007-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.