1. Home
  2. Directory
  3. Wisconsin
  4. Green Bay
  5. Obstetrics Gynecology
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. THOMAS J GALLAGHER MD
NPI 1588779581
Obstetrics & Gynecology in Green Bay, WI

Active since August 20, 2006PECOS Enrolled
2845 GREENBRIER RD, #480, GREEN BAY, WI 54308(920) 288-8400(920) 288-8463 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Mar 7, 2023, Nov 19, 2021 (3 updates tracked since 2021).

About Dr. Thomas J Gallagher Md NPPES

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

DR. THOMAS J GALLAGHER MD (NPI 1588779581) is an individual obstetrics & gynecology provider in Green Bay, Wisconsin, licensed in Wisconsin (30205) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Aurora Baycare Medical Ctr, and is a graduate of Medical College Of Wisconsin (1986).

NPPES Registry Identity

NPI1588779581
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. THOMAS J GALLAGHERCredential: MD
Location Address2845 GREENBRIER RD, #480Green Bay, WI 54308-8900
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Phone(920) 288-8400
Fax(920) 288-8463
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1986
Enumeration DateAugust 20, 2006
Last NPPES UpdateJuly 13, 20263 updates tracked since enumeration
NPPES CertifiedJuly 13, 2026
✔ NPI 1588779581 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in WI · 30205
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
2845 GREENBRIER RD, Green Bay, WI 54308
Open in Google Maps ↗

Other Identifiers 1

Medicaid31588900WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas J Gallagher Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2567435969
PECOS Enrollment IDI20040813001212
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Aurora Baycare Medical Ctr

Acute Care Hospitals · Green Bay, WI
5/5 CMS rating
OwnershipProprietary
CMS Certification Number520193
Location2845 Greenbrier RdGreen Bay, WI 54311 · Brown County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54308 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier16 claims16 services$185.69 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MR. PETER B MICHON CRNA
Nurse Anesthetist, Certified Registered
2845 GREENBRIER RD
GREEN BAY, WI 54308
Brown County (920) 288-3388
DR. MICHAEL J BROCKMAN MD
Obstetrics & Gynecology
2845 GREENBRIER RD, #420
GREEN BAY, WI 54308
Brown County (920) 288-8400
DR. JOHN CORNELIUS GALLAGHER MD
Obstetrics & Gynecology
2845 GREENBRIER RD, #480
GREEN BAY, WI 54308
Brown County (920) 288-8400
DR. JAMES L NAPIER JR MD
Psychiatry & Neurology (Neurology)
2845 GREENBRIER RD, #140
GREEN BAY, WI 54308
Brown County (920) 288-8100
DR. PETER V GAPINSKI MD
Surgery
2845 GREENBRIER RD, #120
GREEN BAY, WI 54308
Brown County (920) 288-8100
DR. LEAH A NITKE DO
Internal Medicine
2845 GREENBRIER RD, #130
GREEN BAY, WI 54308
Brown County (920) 288-8100
DR. JOHN ERIC STEVENSON MD
Internal Medicine
2845 GREENBRIER RD, #130
GREEN BAY, WI 54308
Brown County (920) 288-8100
DR. JOHN W UTRIE DO
Obstetrics & Gynecology (Urogynecology and Reconstructive Pelvic Surgery)
2845 GREENBRIER RD, #450
GREEN BAY, WI 54308
Brown County (920) 288-8510

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 Thomas Gallagher's NPI number?

The NPI number for Thomas Gallagher is 1588779581. It was assigned to this individual provider in the NPPES registry on August 20, 2006.

Where is Thomas Gallagher located?

Thomas Gallagher practices at 2845 Greenbrier Rd #480, Green Bay, WI 54308. The listed phone number is (920) 288-8400.

What is Thomas Gallagher's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Thomas Gallagher enrolled in Medicare?

Yes. Thomas Gallagher is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Thomas Gallagher accept?

Health plans from Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners, Quartz and UnitedHealthcare list Thomas Gallagher 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.

Is Thomas Gallagher affiliated with any hospitals?

According to CMS data, Thomas Gallagher is affiliated with Aurora Baycare Medical Ctr.

When was this NPI record last updated?

The NPPES record for Thomas Gallagher was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.