Gregg B Hanert, D.O.
Family Medicine · Grayling, MI
At a glance
1250 E Michigan Ave, Grayling, MI 49738
NPPES record updated Dec 18, 2020. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1250 E Michigan AveGrayling, MI 49738
Additional reported practice locations
1010 W North Down River RdGrayling, MI 497382060
Phone: 9893487671
Fax: 9893488414 234 Lake St
Roscommon, MI 486539203
Phone: 9892751200 1321 S Mount Tom Rd
Mio, MI 486479518
Phone: 9892751200 2585 W Houghton Lake Dr
Prudenville, MI 486519624
Phone: 9893662900 1200 W North Down River Rd Ste C
Grayling, MI 497388024
Phone: 9893445910
Education & affiliations
- Medical / professional school
- Michigan State University College Of Osteopathic Medicine
- Graduation year
- 1986
- CMS specialties
- Family Practice
Practice groups
Reported hospital affiliations
- Mclaren Bay Region Bay City, MI
- Munson Healthcare Cadillac Hospital Cadillac, MI
- Munson Healthcare Grayling Hospital Grayling, MI
- Munson Healthcare Otsego Memorial Hospital Gaylord, MI
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Education | $13.76 |
Reporting companies
| Company | Amount |
|---|---|
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $13.76 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Medicine
- Taxonomy code
- 207Q00000X
- Enumeration date
- Sep 29, 2005
- Record updated
- Dec 18, 2020
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- D.O.
Reported taxonomies and licenses
207Q00000X · Primary
License reported: GH010110 MI
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1250 E Michigan AveGrayling, MI 49738
- Phone
- (989) 348-0550
Mailing address
1250 E MICHIGAN AVEGRAYLING, MI 497387074
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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