George Brennan, MD
NPI 1902883002 · Surgery Physician · Olympia, WA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Brennan, MD is a Surgery Physician provider in Olympia, WA (NPI 1902883002).
Provider details
- NPI number
- 1902883002
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01048762A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
85 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 66 | $77 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 19 | $127 |
Typical Medicare-allowed amounts for these services range $77–$127 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 1615 Delaware StLongview, WA 98632-2367Phone: (360) 501-3500Fax: (360) 501-3555
Registry dates
- Enumerated
- 2005-12-29
- Last updated
- 2021-10-08
- Certified
- 2021-10-08
Frequently asked questions
- What is George Brennan's NPI number?
- George Brennan's National Provider Identifier (NPI) is 1902883002, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Brennan's specialty?
- George Brennan is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is George Brennan located?
- George Brennan's practice location on file with NPPES is 700 Lilly Road N.e., Olympia, WA 98506-5115.
- What is George Brennan's phone number?
- The practice phone number listed in the NPPES registry for George Brennan is (360) 923-7530.
- Does George Brennan accept Medicare?
- George Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Brennan's NPI active?
- Yes — George Brennan's NPI (1902883002) is active in the NPPES registry as of the last update on 2021-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.