James Martau, MD
NPI 1053335166 · Geriatric Medicine (Internal Medicine) Physician · Westminster, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Martau, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Westminster, CO (NPI 1053335166).
Provider details
- NPI number
- 1053335166
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37072 (CO)
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
19 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
1,875 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 564 | $128 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 560 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 190 | $130 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 145 | $179 |
| Comprehensive Assessment of and Care Planning for Patients Requiring Chronic Care Management Services (list Separately in Addition to Primary Monthly Care Management Service)G0506 | 92 | $63 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 586 | 185 |
| Lisinopril | 381 | 119 |
| Amlodipine Besylate | 342 | 111 |
| Levothyroxine Sodium | 325 | 106 |
| Losartan Potassium | 232 | 74 |
| Tamsulosin Hcl | 175 | 63 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 11700 W 2nd Pl Ste 450Lakewood, CO 80228-1719Phone: (303) 825-1234Fax: (720) 321-8121
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2023-02-09
- Certified
- 2023-02-09
Frequently asked questions
- What is James Martau's NPI number?
- James Martau's National Provider Identifier (NPI) is 1053335166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Martau's specialty?
- James Martau is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is James Martau located?
- James Martau's practice location on file with NPPES is 500 W 144th Ave Ste 140, Westminster, CO 80023-9326.
- What is James Martau's phone number?
- The practice phone number listed in the NPPES registry for James Martau is (303) 430-2640.
- Does James Martau accept Medicare?
- James Martau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Martau's NPI active?
- Yes — James Martau's NPI (1053335166) is active in the NPPES registry as of the last update on 2023-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.