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DR. GREGORY JAMES HAMILTON M.D.
NPI 1053683433
Family Medicine in Tacoma, WA

Active since February 01, 2012PECOS Enrolled
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE, TACOMA, WA 98431(253) 968-2252 Get Directions Write a Review

NPPES record last updated: May 23, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 23, 2022, Aug 17, 2021, Mar 11, 2020 and 2 more (5 updates tracked since 2017).

About Dr. Gregory James Hamilton M.d. NPPES

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

DR. GREGORY JAMES HAMILTON M.D. (NPI 1053683433) is an individual family medicine provider in Tacoma, Washington, licensed in Nebraska (27455) and active in the NPI registry since February 2012. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1053683433
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. GREGORY JAMES HAMILTONCredential: M.D.
Location AddressMADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVETacoma, WA 98431-2332
Mailing Address19 Wint AveFort Leavenworth, KS 66027-1346 · (206) 586-4466
Phone(253) 968-2252
Sole ProprietorNo
Enumeration DateFebruary 1, 2012
Last NPPES UpdateMay 23, 20225 updates tracked since enumeration
NPPES CertifiedMay 23, 2022
✔ NPI 1053683433 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NE · 27455
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE, Tacoma, WA 98431
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Secondary Practice Locations 2

Location 1Brian D. Allgood Army Community Hospital, Unit 15245APO, AP 96271 · Phone (315) 737-1148
Location 2550 Pope AveFort Leavenworth, KS 66027-2332 · Phone (913) 684-6250

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory James Hamilton M.d. 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 98431 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
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
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.

KENNETH E CLIFTON MS
Social Worker (Clinical)
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-4631
DR. MICHAEL ANTHONY D'ANGELO JR. PSY.D.
Psychologist (Clinical)
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-5370
CHLOE WYEN LMHC
Counselor (Mental Health)
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-0002
CRYSTAL-ANN SPANN RN
Registered Nurse (Case Management)
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 966-3677
DR. JONATHAN LEE CAMERON DNP, CRNA
Military Health Care Provider
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-2252
MARGARET MARY FAHY PA
Physician Assistant (Medical)
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-0432
MICHAEL A. BORK DO
General Practice
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-2462
DR. PETER STULL MD
Emergency Medicine
MADIGAN ARMY MEDICAL CENTER 9040 JACKSON AVE
TACOMA, WA 98431
Pierce County (253) 968-1250

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 Gregory Hamilton's NPI number?

The NPI number for Gregory Hamilton is 1053683433. It was assigned to this individual provider in the NPPES registry on February 1, 2012.

Where is Gregory Hamilton located?

Gregory Hamilton practices at Madigan Army Medical Center 9040 Jackson Ave, Tacoma, WA 98431. The listed phone number is (253) 968-2252.

What is Gregory Hamilton's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Gregory Hamilton enrolled in Medicare?

Yes. Gregory Hamilton is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregory Hamilton was last updated on May 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.