Heidi Rethman, FNP-BC
NPI 1861839649 · Family Nurse Practitioner · Saginaw, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heidi Rethman, FNP-BC is a Family Nurse Practitioner provider in Saginaw, MI (NPI 1861839649).
Provider details
- NPI number
- 1861839649
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 4704155237 (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
13 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 115 | 17 |
| Atorvastatin Calcium | 111 | 17 |
| Fluticasone Propionate | 109 | 18 |
| Levothyroxine Sodium | 94 | 11 |
| Montelukast Sodium | 67 | 11 |
| Hydrochlorothiazide | 58 | 11 |
| Metformin Hcl | 55 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-03
- Last updated
- 2013-06-03
Frequently asked questions
- What is Heidi Rethman's NPI number?
- Heidi Rethman's National Provider Identifier (NPI) is 1861839649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Rethman's specialty?
- Heidi Rethman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heidi Rethman located?
- Heidi Rethman's practice location on file with NPPES is 2429 Trautner Dr, Saginaw, MI 48604-9596.
- What is Heidi Rethman's phone number?
- The practice phone number listed in the NPPES registry for Heidi Rethman is (989) 790-3697.
- Does Heidi Rethman accept Medicare?
- Heidi Rethman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heidi Rethman's NPI active?
- Yes — Heidi Rethman's NPI (1861839649) is active in the NPPES registry as of the last update on 2013-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.