Quick answers
- Does Gemayel A. Lee accept Medicare assignment?
- Yes. Medicare's clinician data says Gemayel A. Lee 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 Gemayel A. Lee see?
- In 2024, CMS data shows 59 Original Medicare patients and 971 services for Gemayel A. Lee. This counts Original Medicare only and measures volume, not quality.
- What is Gemayel A. Lee's NPI number?
- 1265772537. 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 Gemayel A. Lee, 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 | 59 |
|---|---|
| Services billed to Medicare | 971 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)338 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)196 services
- Assessment of emotional or behavioral problems (96127)81 services
- 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's (G2211)62 services
- Injection of substance into lower spine canal using imaging guidance (62323)25 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).
- Arthritis75%
- High cholesterol73%
- High blood pressure71%
- Depression32%
- Anxiety29%
- Diabetes27%
Practice locations
Addresses where Gemayel A. Lee is enrolled with Medicare (CMS data updated October 2, 2026).
- 5471 Kearny Villa Rd, Suite 100San Diego, CA 92123 (858) 560‑4567
- 8901 Activity Rd, Suite 104San Diego, CA 92126 (858) 345‑4646
Specialties
- Anesthesiologyprimary
- Pain Managementalso
Other anesthesiologists in San Diego
Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Francisco School Of Medicine |
| Graduation year | 2012 (14 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1265772537 |
| 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