Quick answers
- Does Donald C. Sheridan accept Medicare assignment?
- Yes. Medicare's clinician data says Donald C. Sheridan 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 Donald C. Sheridan see?
- In 2024, CMS data shows 739 Original Medicare patients and 5,659 services for Donald C. Sheridan. This counts Original Medicare only and measures volume, not quality.
- What is Donald C. Sheridan's NPI number?
- 1154379642. 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 Donald C. Sheridan, 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 | 739 |
|---|---|
| Services billed to Medicare | 5,659 |
| Different services or procedures | 54 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)2,263 services
- X-ray of hand, 2 views (73120)750 services
- Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (J0702)571 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)497 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)285 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%
- Arthritis71%
- High blood pressure62%
- Ischemic heart disease30%
- Anxiety21%
- Osteoporosis18%
Hospitals where Donald C. Sheridan works
Medicare's Facility Affiliation Data lists Donald C. Sheridan 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.
- HonorHealth Scottsdale Shea Medical CenterScottsdale, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030087
Practice locations
Addresses where Donald C. Sheridan is enrolled with Medicare (CMS data updated October 2, 2026).
- 9700 N 91st St, Suite B108Scottsdale, AZ 85258 (480) 587‑6550
Group practices
Medicare enrollment lists Donald C. Sheridan as a member of this group (CMS data updated October 2, 2026).
- HonorHealth Ambulatory630 clinicians in the group
Specialties
- Hand Surgeryprimary
- Orthopedic Surgeryalso
Other hand surgeons in Scottsdale
Clinicians with the same Medicare primary specialty in Scottsdale, AZ — not a recommendation.
Other clinicians in HonorHealth Ambulatory
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Arizona College Of Medicine |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154379642 |
| 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