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GATEWAY HEALTHCARE
NPI 1508519414
General Practice in Midland, MI

Active since January 31, 2022CLIA 23D2251885 · Waiver
1549 WASHINGTON ST, MIDLAND, MI 48640(989) 259-1000(989) 402-0097 Get Directions Write a Review

NPPES record last updated: September 27, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 15, 2023, Jan 31, 2022 (2 updates tracked since 2022).

About Gateway Healthcare NPPES

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

GATEWAY HEALTHCARE (NPI 1508519414) is a healthcare organization registered as a general practice in Midland, Michigan and active in the NPI registry since January 2022. The organization holds a CLIA Waiver certificate valid through February 6, 2028 and lists James Mier, Clinic Director, as its authorized official.

NPPES Registry Identity

NPI1508519414
Entity TypeOrganization
Primary Taxonomy208D00000X
Legal Business NameGATEWAY HEALTHCARE
Location Address1549 WASHINGTON STMidland, MI 48640-5685
Mailing Address1549 Washington StMidland, MI 48640-5685 · (989) 259-1000 · Fax (989) 402-0097
Phone(989) 259-1000
Fax(989) 402-0097
Organization SubpartNo
Authorized OfficialJames MierClinic Director · (989) 259-1000
Enumeration DateJanuary 31, 2022
Last NPPES UpdateSeptember 27, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 27, 2023
✔ NPI 1508519414 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
1549 WASHINGTON ST, Midland, MI 48640
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gateway Healthcare is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Gateway Healthcare, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Charlene Dengler, DNP, FNP-BC
Nurse Practitioner
NPI 1700623238
1549 WASHINGTON ST
Midland, MI 48640
(989) 259-1000
✔ PECOSSame address
Kimberly Weihl, NP
Nurse Practitioner
NPI 1528773991
5109 CLAREMONT ST
Midland, MI 48642
(989) 859-4878
✔ PECOS✔ Accepts Medicare2.1 mi
Mckenzie Wilkinson, NP
Nurse Practitioner
NPI 1114746690
1484 STRAITS DR STE 5
Bay City, MI 48706
(989) 667-8740
✔ PECOS✔ Accepts Medicare11 mi
Shawn Bunch, ARNP-C
Nurse Practitioner
NPI 1851584494
1003 WOODSIDE AVE
Essexville, MI 48732
(989) 892-7722
✔ PECOS✔ Accepts Medicare19 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 23D2251885

Gateway Healthcare · Midland, MI
Active · expires Feb 6, 2028
CLIA Number23D2251885
Laboratory TypePhysician Office
Certificate Effective DateFebruary 7, 2026
Certificate Expiration DateFebruary 6, 2028
Laboratory DirectorJames E. Mier
Laboratory Phone(989) 259-1000
Laboratory LocationGateway Healthcare1549 Washington Street, Midland, MI 48640
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gateway Healthcare's NPI number?

The NPI number for Gateway Healthcare is 1508519414. It was assigned to this organization in the NPPES registry on January 31, 2022.

Where is Gateway Healthcare located?

Gateway Healthcare is located at 1549 Washington St, Midland, MI 48640. The listed phone number is (989) 259-1000.

What is Gateway Healthcare's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Gateway Healthcare enrolled in Medicare?

Yes. Gateway Healthcare is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gateway Healthcare?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Nurse Practitioner, reassign their Medicare billing to Gateway Healthcare. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Gateway Healthcare hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 23D2251885) is associated with this NPI, valid through February 6, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Gateway Healthcare accept?

Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Gateway Healthcare as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gateway Healthcare was last updated on September 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.