MICHAEL G HAHN B.S.
NPI 1144112707
Clinic/Center - Medical Specialty in Saint Louis, MO

Q: What is Michael Hahn's NPI number?

The NPI number for Michael Hahn is 1144112707. It was assigned to this individual provider in the NPPES registry on July 17, 2025.

Q: What is Michael Hahn's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Q: When was this NPI record last updated?

The NPPES record for Michael Hahn was last updated on March 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 17, 2025PECOS Enrolled

1008 S SPRING AVE, SAINT LOUIS, MO 63110(314) 617-3955 Get Directions Write a Review

NPPES record last updated: March 23, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Michael G Hahn B.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL G HAHN B.S. (NPI 1144112707) is an individual medical specialty provider in Saint Louis, Missouri and active in the NPI registry since July 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144112707

Entity TypeIndividualMale

Primary Taxonomy261QM2500X

Provider Legal NameMICHAEL G HAHNCredential: B.S.

Location Address1008 S SPRING AVESaint Louis, MO 63110-2520

Mailing Address809 N Cleveland StLittle Rock, AR 72205-2903 · (479) 685-0828

Phone(314) 617-3955

Sole ProprietorYes

Enumeration DateJuly 17, 2025

Last NPPES UpdateMarch 23, 2026

NPPES CertifiedMarch 23, 2026

✔ NPI 1144112707 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities

Taxonomy Code261QM2500X

Definition

An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).

1008 S SPRING AVE, Saint Louis, MO 63110

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael G Hahn B.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$169.38 typical visit price

range $55.65 – $169.38

Typical copayment $42.34 (range $13.91 – $42.34)

Most-billed visit code 99205

Established Patient

$98.37 typical visit price

range $17.76 – $137.92

Typical copayment $24.59 (range $4.44 – $34.48)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MANAR SHMAIS MD

Internal Medicine (Gastroenterology)