NPPES file of Aug 9, 2026

Theresa Gallagher, FNP-BC

Nurse Practitioner · Bay City, MI

Theresa Gallagher, FNP-BC is a nurse practitioner with a practice address in Bay City, Michigan, and NPI 1407221906, issued on Dec 9, 2015. Check the license (Michigan 4704239694, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407221906
Name
Theresa Gallagher
Credential
FNP-BC
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
4704239694 MI
2396115249 MI
RN188556 AZ
Self-reported in NPPES; status is on the state search
Practice location
4 Columbus Ave, Bay City, MI 48708
Phone
(989) 393-2777
Enumerated
Dec 9, 2015
Record last updated
Aug 23, 2023
Medicare enrollment
Enrolled (PECOS I20230621001871); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4 Columbus Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ramy Kurdi, DOOrthopaedic Surgery Physician1649426172
  2. Robert Render, D.O.Orthopaedic Surgery Physician1962629873

Verify Theresa Gallagher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4704239694
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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34% fewer Medicare Part D claims than the average nurse practitioner in 2024

734 Medicare Part D claims for 370 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 468 claims were for opioids.

  1. Theresa Gallagher734
  2. Specialty average1,109

Most prescribed

  1. Hydrocodone-Acetaminophen369 claims
  2. Cephalexin109 claims
  3. Oxycodone-Acetaminophen72 claims
  4. Amoxicillin24 claims
  5. Methocarbamol24 claims
  6. Doxycycline Hyclate18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $127.52

6 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Theresa Gallagher$127.52
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Mclaren Bay RegionBay City, MI · Acute Care Hospitals1 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Theresa Gallagher among 3,574 nurse practitioner records in Michigan

Theresa Gallagher, FNP-BC is one of 3,574 nurse practitioner records with a practice address in Michigan. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 43% of them.

  • NPI issued2015 · 43% of these records are older, 53% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2023 · median 2017 among the 1,983 with a school on file
  • Record last updated2023 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 nurse practitioner records list a practice address in Bay City

They are 27 of the 2,380 NPPES records with a practice address in Bay City, and 3,574 nurse practitioner records in Michigan.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Nicole BoresBay City, MI 487081306505615
  2. Denise Cianek, RNBay City, MI 487081265476709
  3. Leah Harris, NPBay City, MI 487081609429612
  4. Jeffrey Hunt, NPBay City, MI 487081447610001
  5. Frances KirklandBay City, MI 487081396483202
  6. Maureen Lewis, NPBay City, MI 487081275133217
  7. Wilma Smith, FNP-BCBay City, MI 487081457996407
  8. Kalie TaylorBay City, MI 487081003627936

Common questions

What is Theresa Gallagher, FNP-BC's NPI number?

Theresa Gallagher, FNP-BC's National Provider Identifier (NPI) is 1407221906, issued on Dec 9, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Theresa Gallagher, FNP-BC located?

The NPPES record lists a practice address at 4 Columbus Ave, Bay City, MI, 48708. Phone: (989) 393-2777. Providers update this record themselves, so call before visiting.

How can I verify Theresa Gallagher, FNP-BC's license?

NPPES lists Michigan license number 4704239694, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Theresa Gallagher, FNP-BC prescribe under Medicare Part D?

In 2024, Theresa Gallagher, FNP-BC had 734 Medicare Part D claims for 370 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.