Michael Louthan, M.D.
NPI 1013994276 · Anesthesiology Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Louthan, M.D. is a Anesthesiology Physician provider in Tucson, AZ (NPI 1013994276).
Provider details
- NPI number
- 1013994276
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01041800 (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
323 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) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 63 | $62 |
| Anesthesia for Electroshock Therapy00104 | 58 | $108 |
| Ultrasonic Guidance for Needle Placement76942 | 48 | $30 |
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 30 | $22 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 28 | $366 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 17 | $123 |
Practice location
Mailing address
Additional practice locations (1)
- 645 E Missouri Ave Ste 300Phoenix, AZ 85012-1351Phone: (602) 262-8917Fax: (602) 262-8890
Registry dates
- Enumerated
- 2005-12-29
- Last updated
- 2021-12-31
- Certified
- 2021-12-31
Frequently asked questions
- What is Michael Louthan's NPI number?
- Michael Louthan's National Provider Identifier (NPI) is 1013994276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Louthan's specialty?
- Michael Louthan is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Louthan located?
- Michael Louthan's practice location on file with NPPES is 6200 N La Cholla Blvd, Tucson, AZ 85741-3529.
- What is Michael Louthan's phone number?
- The practice phone number listed in the NPPES registry for Michael Louthan is (520) 742-9000.
- Does Michael Louthan accept Medicare?
- Michael Louthan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Louthan's NPI active?
- Yes — Michael Louthan's NPI (1013994276) is active in the NPPES registry as of the last update on 2021-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.