Quick answers
- Does George A. Damasco Ii accept Medicare assignment?
- Yes. Medicare's clinician data says George A. Damasco Ii 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 George A. Damasco Ii see?
- In 2024, CMS data shows 318 Original Medicare patients and 3,466 services for George A. Damasco Ii. This counts Original Medicare only and measures volume, not quality.
- What is George A. Damasco Ii's NPI number?
- 1104398890. 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 George A. Damasco Ii, 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 | 318 |
|---|---|
| Services billed to Medicare | 3,466 |
| Different services or procedures | 52 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)663 services
- Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month (99487)545 services
- Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional (99484)373 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)314 services
- Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)161 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 blood pressure75%
- High cholesterol75%
- Depression64%
- Diabetes55%
- Anxiety48%
- Arthritis47%
Practice locations
Addresses where George A. Damasco Ii is enrolled with Medicare (CMS data updated October 2, 2026).
- 1750 Montgomery St, Fl 1San Francisco, CA 94111 (714) 619‑8777
- 2453 Fenton StChula Vista, CA 91914 (858) 316‑8171
- 3401 W Sunflower Ave, Suite 250Santa Ana, CA 92704 (714) 619‑8777
- 473 E Carnegie Dr, Suite 200San Bernardino, CA 92408 (562) 803‑4500
Group practices
Medicare enrollment lists George A. Damasco Ii as a member of these groups (CMS data updated October 2, 2026).
- GN Medical Associates, Inc39 clinicians in the group
- Careconnectmd Ca PC27 clinicians in the group
- Care Partners California Medical PC20 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Other clinicians in GN Medical Associates, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1104398890 |
| 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