James Birgenheier, M.D.
NPI 1144232026 · Anesthesiology Physician · Greenwood Village, CO
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Birgenheier, M.D. is a Anesthesiology Physician provider in Greenwood Village, CO (NPI 1144232026).
Provider details
- NPI number
- 1144232026
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD2004-0111 (NM)
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
19 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
168 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 | 46 | $70 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 26 | $93 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 26 | $84 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 24 | $218 |
| Continuous Infusion of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve) Through Catheter64448 | 18 | $69 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 16 | $64 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-12
- Last updated
- 2021-08-06
- Certified
- 2021-08-06
Frequently asked questions
- What is James Birgenheier's NPI number?
- James Birgenheier's National Provider Identifier (NPI) is 1144232026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Birgenheier's specialty?
- James Birgenheier is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Birgenheier located?
- James Birgenheier's practice location on file with NPPES is 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 80111-4727.
- What is James Birgenheier's phone number?
- The practice phone number listed in the NPPES registry for James Birgenheier is (303) 438-3999.
- Does James Birgenheier accept Medicare?
- James Birgenheier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Birgenheier's NPI active?
- Yes — James Birgenheier's NPI (1144232026) is active in the NPPES registry as of the last update on 2021-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.