Quick answers
- Does Geoffrey S. Landis accept Medicare assignment?
- Yes. Medicare's clinician data says Geoffrey S. Landis accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Geoffrey S. Landis see?
- In 2024, CMS data shows 741 Original Medicare patients and 6,556 services for Geoffrey S. Landis. This counts Original Medicare only and measures volume, not quality.
- What is Geoffrey S. Landis's NPI number?
- 1982645719. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Geoffrey S. Landis, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 741 |
|---|---|
| Services billed to Medicare | 6,556 |
| Different services or procedures | 116 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)1,812 services
- Injection, methylprednisolone acetate, 1 mg (J1010)1,400 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)577 services
- Test or measurement for functional capacity, each 15 minutes (97750)521 services
- X-ray of foot, minimum of 3 views (73630)457 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- Arthritis69%
- High blood pressure66%
- Osteoporosis23%
- Chronic kidney disease22%
- Depression21%
Hospitals where Geoffrey S. Landis works
Medicare's Facility Affiliation Data lists Geoffrey S. Landis at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Northwest Medical CenterTucson, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030085
- Oro Valley HospitalOro Valley, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030114
Practice locations
Addresses where Geoffrey S. Landis is enrolled with Medicare (CMS data updated October 2, 2026).
- 12315 N Vistoso Park RdOro Valley, AZ 85755 (520) 544‑9700
- 6320 N La Cholla Blvd, Suite 200Tucson, AZ 85741 (520) 382‑8200
Group practices
Medicare enrollment lists Geoffrey S. Landis as a member of this group (CMS data updated October 2, 2026).
- Tucson Orthopaedic Institute Professional Corporation111 clinicians in the group
Specialties
Other orthopedic surgeons in Oro Valley
Clinicians with the same Medicare primary specialty in Oro Valley, AZ — not a recommendation.
Other clinicians in Tucson Orthopaedic Institute Professional Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 2000 (26 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982645719 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians