DR. MICHAEL C GRIEB (M.D.) – Emergency Medical Services (Emergency Medicine) Physician, NPI 1093793556

Emergency Medical Services (Emergency Medicine) Physician

DR. MICHAEL C GRIEB (M.D.) is a healthcare provider. based in San antonio, Texas. specializing in Emergency Medical Services (Emergency Medicine) Physician. They hold the professional credentials M.D.. They hold a License No. .017408 (LA). The NPI Number for DR. MICHAEL C GRIEB (M.D.) is 1093793556

Main info

Male

43 Years Of Experience

Accepts Medicare Assignment

Name

DR. MICHAEL C GRIEB (M.D.)

NPI

1093793556

Phone

(210) 614-0180

Address

8401 DATAPOINT DR

Enumeration Date

5 January 2006

Last Update Date

11 July 2011

Doctor Profile

Medical School Name

TULANE UNIVERSITY SCHOOL OF MEDICINE

Secondary Phone

5045035100

Graduation Year

1983 (43 years ago)

PAC ID

4385603356

Group Practice PAC ID

4587660402

Professional Enrollment ID

I20041006000009

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 DR. MICHAEL C GRIEB (M.D.)

8401, Datapoint Drive, San Antonio, Bexar County, Texas, 78229, United States
SUITE 500
SAN ANTONIO, TX 782295907
Phone: (210) 614-0180
Fax: (210) 566-5698
Type: Mailing
East Jefferson General Hospital, 4200, Houma Boulevard, Metairie, Jefferson Parish, Louisiana, 70006, United States
EMERGENCY ROOM
METAIRIE, LA 700062970
Phone: (210) 614-0180
Fax: (210) 566-5698
Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

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

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

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

Insurance plans in this area (ZIP 78229)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 4587660402View full group profile

Name	Specialty	State
DR. VERNON J CARRIERE (MD)	O B S T E T R I C S/ G Y N E C O L O G Y	LA
ALLISON SMITH (FNP)	Nurse Practitioner	LA
LINDSAY ELISE FORD (M.D.)	Internal Medicine, Pediatric Medicine	LA
DR. RICHARD EDWARD BRIDGES (M.D.)	Family Practice	LA
MARTHA A CARR (M.D.)	Cardiovascular Disease (Cardiology)	LA
JOHN B. IMMS (M.D.)	Internal Medicine	LA
RAVI KANAGALA (MD)	Cardiac Electrophysiology, Cardiovascular Disease (Cardiology)	LA
DR. JUAN SANTIAGO BLANCH (MD)	-	LA
DR. DAVID J ST GERMAIN (M.D.)	Internal Medicine	LA
FADI HAWAWINI (DO)	H O S P I T A L I S T	LA

Reviews

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Frequently asked questions

What unique ID ties claims to DR. MICHAEL C GRIEB (M.D.)?

NPI 1093793556 is assigned to DR. MICHAEL C GRIEB (M.D.) under the national enumeration system.

Is DR. MICHAEL C GRIEB (M.D.)'s NPI currently valid?

The extract we use shows DR. MICHAEL C GRIEB (M.D.) as active.

What does DR. MICHAEL C GRIEB (M.D.) treat or focus on?

Patients typically see DR. MICHAEL C GRIEB (M.D.) under the specialty Emergency Medical Services (Emergency Medicine) Physician. Clinical services aligned with this taxonomy classification.

Does DR. MICHAEL C GRIEB (M.D.) practice in Texas?

You will see San Antonio, Texas on file for DR. MICHAEL C GRIEB (M.D.) alongside any extra practice locations.

Is DR. MICHAEL C GRIEB (M.D.) a real provider?

This page reflects official NPPES data for NPI 1093793556. Always confirm identity and privileges with the practice and licensing boards.