MICHAEL RAY HOLTGREWE (MD) – General Practice Physician, NPI 1235134578

General Practice Physician

MICHAEL RAY HOLTGREWE (MD) is a healthcare provider. based in Marietta, Ohio. specializing in General Practice Physician. They hold the professional credentials MD. They hold a License No. 35.043477 (OH). The NPI Number for MICHAEL RAY HOLTGREWE (MD) is 1235134578

Main info

Male

Sole Proprietor

Name

MICHAEL RAY HOLTGREWE (MD)

NPI

1235134578

Phone

(740) 374-4500

Address

PO BOX 449

Enumeration Date

14 June 2005

Last Update Date

17 February 2014

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience54

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for MICHAEL RAY HOLTGREWE (MD)

449, Marietta Lane, Mayfeild Crossing, Spartanburg County, South Carolina, 29651, United States
MARIETTA, OH 457500449
Phone: (740) 374-4500
Fax: (740) 374-5887
Type: Mailing
Marietta Memorial Hospital, 401, Matthew Street, Riverdale, Marietta, Washington County, Ohio, 45750, United States
WOUND CARE CENTER
MARIETTA, OH 457501635
Phone: (740) 374-1623
Fax: (740) 568-5355
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 45750)

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Frequently asked questions

What number should I use to identify MICHAEL RAY HOLTGREWE (MD) for billing?

Administrative and clinical systems typically use NPI 1235134578 for MICHAEL RAY HOLTGREWE (MD).

Should I treat MICHAEL RAY HOLTGREWE (MD) as an active provider?

Patients and plans typically see MICHAEL RAY HOLTGREWE (MD) as active in the national extract.

Which specialty label fits MICHAEL RAY HOLTGREWE (MD)?

NPPES ties MICHAEL RAY HOLTGREWE (MD) to General Practice Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.

Can patients visit MICHAEL RAY HOLTGREWE (MD) in Marietta, Ohio?

For routing, start with Marietta, Ohio for MICHAEL RAY HOLTGREWE (MD), then verify phone and hours locally.

Can I verify credentials using only NPI?

NPI confirms identity in the directory; licensure and board certification require separate checks.