Summer Callahan
NPI 1700752128 · Family Nurse Practitioner · Lake Orion, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Summer Callahan is a Family Nurse Practitioner provider in Lake Orion, MI (NPI 1700752128).
Provider details
- NPI number
- 1700752128
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 4704406605 (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
Under 1 yr in 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
- 2025-10-13
- Last updated
- 2025-10-13
- Certified
- 2025-10-13
Frequently asked questions
- What is Summer Callahan's NPI number?
- Summer Callahan's National Provider Identifier (NPI) is 1700752128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Summer Callahan's specialty?
- Summer Callahan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Summer Callahan located?
- Summer Callahan's practice location on file with NPPES is 720 N Lapeer Rd Ste 202, Lake Orion, MI 48362-4011.
- What is Summer Callahan's phone number?
- The practice phone number listed in the NPPES registry for Summer Callahan is (248) 690-7243.
- Does Summer Callahan accept Medicare?
- Summer Callahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Summer Callahan's NPI active?
- Yes — Summer Callahan's NPI (1700752128) is active in the NPPES registry as of the last update on 2025-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.