Warren Birch, MD
NPI 1467431361 · Anesthesiology Physician · Casper, WY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Warren Birch, MD is a Anesthesiology Physician provider in Casper, WY (NPI 1467431361).
Provider details
- NPI number
- 1467431361
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4641A (WY)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
217 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 51 | $100 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 27 | $313 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 23 | $59 |
| Anesthesia for Other Procedure on Lower Spine00630 | 21 | $432 |
| Anesthesia for Total Hip Replacement01214 | 19 | $354 |
| Anesthesia for Other Procedure on Lower Abdomen Outside Abdominal Cavity00860 | 17 | $247 |
| Anesthesia for Open Or Endoscopic Total Shoulder Joint Replacement |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-10
- Last updated
- 2014-01-16
Frequently asked questions
- What is Warren Birch's NPI number?
- Warren Birch's National Provider Identifier (NPI) is 1467431361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Birch's specialty?
- Warren Birch is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Warren Birch located?
- Warren Birch's practice location on file with NPPES is 6550 E 2nd St, Casper, WY 82609-4321.
- What is Warren Birch's phone number?
- The practice phone number listed in the NPPES registry for Warren Birch is (307) 995-8100.
- Does Warren Birch accept Medicare?
- Warren Birch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Warren Birch's NPI active?
- Yes — Warren Birch's NPI (1467431361) is active in the NPPES registry as of the last update on 2014-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.