David Guinn, NP
NPI 1861864613 · Family Nurse Practitioner · Marquette, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Guinn, NP is a Family Nurse Practitioner provider in Marquette, MI (NPI 1861864613).
Provider details
- NPI number
- 1861864613
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4704214431 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2015-10-20
- Last updated
- 2021-04-27
- Certified
- 2021-04-27
Frequently asked questions
- What is David Guinn's NPI number?
- David Guinn's National Provider Identifier (NPI) is 1861864613, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Guinn's specialty?
- David Guinn is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Guinn located?
- David Guinn's practice location on file with NPPES is 1414 W Fair Ave Ste 242, Marquette, MI 49855-5406.
- What is David Guinn's phone number?
- The practice phone number listed in the NPPES registry for David Guinn is (906) 449-2900.
- Does David Guinn accept Medicare?
- David Guinn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Guinn's NPI active?
- Yes — David Guinn's NPI (1861864613) is active in the NPPES registry as of the last update on 2021-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.