Quick answers
- Does Ryan P. O Quinn accept Medicare assignment?
- Yes. Medicare's clinician data says Ryan P. O Quinn 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 Ryan P. O Quinn see?
- In 2024, CMS data shows 926 Original Medicare patients and 16,046 services for Ryan P. O Quinn. This counts Original Medicare only and measures volume, not quality.
- What is Ryan P. O Quinn's NPI number?
- 1205881281. 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 Ryan P. O Quinn, 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 | 926 |
|---|---|
| Services billed to Medicare | 16,046 |
| Different services or procedures | 105 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Aminolevulinic acid hcl for topical administration, 10% gel, 10 mg (J7345)7,400 services
- Kerecis omega3 marigen shield, per square centimeter (A2019)942 services
- Destruction of precancer skin growth, 2-14 growths (17003)840 services
- Kerecis omega3, per square centimeter (Q4158)702 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)670 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%
- High blood pressure73%
- Arthritis45%
- Ischemic heart disease33%
- Chronic kidney disease28%
- Diabetes22%
Practice locations
Addresses where Ryan P. O Quinn is enrolled with Medicare (CMS data updated October 2, 2026).
- 9238 Floyd Curl Dr, Suite 101San Antonio, TX 78240 (210) 558‑6234
Group practices
Medicare enrollment lists Ryan P. O Quinn as a member of this group (CMS data updated October 2, 2026).
- South Texas Skin Cancer Center LLC2 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in San Antonio
Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.
Other clinicians in South Texas Skin Cancer Center LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1205881281 |
| 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
- 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