Doctor profile · Federal record
Dr. Dana Ryan, Dr.
Internal Medicine Physician (CMS: Internal Medicine) · Alpine, CA
- NPI 1780609990
- Accepts Medicare
- 29 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
San Ysidro Health, 1620 Alpine Blvd.
Alpine, CA 91901
(619) 662-4100
fax (619) 320-3347 - Mailing address
-
949 Palm Ave
Imperial Beach, CA 919321503
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- August 15, 2025
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A66830
- Medicaid
- CA #00A668300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780609990. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
42
Distinct HCPCS
1
Medicare allowed
$400
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
83036 |
Hemoglobin a1c level | 42 | 33 | $10 |
In context: peer comparison
Among 1 peers in Alpine Internal Medicine Physician, average services per provider: 42. This provider delivers 1.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,750
Patients
588
Total drug cost
$113,937
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 339 | 120 | $7,348 |
| Amlodipine Besylate | Generic | 160 | 60 | $1,966 |
| Losartan Potassium | Generic | 157 | 51 | $2,944 |
| Metformin Hcl | Generic | 144 | 56 | $1,578 |
| Lisinopril | Generic | 131 | 48 | $1,627 |
| Omeprazole | Generic | 119 | 31 | $2,782 |
| Levothyroxine Sodium | Generic | 111 | 32 | $2,251 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 92 | 28 | $3,773 |
| Fluticasone Propionate | Generic | 85 | 25 | $1,813 |
| Ozempic (Semaglutide) | Brand | 82 | 18 | $81,117 |
Frequently asked questions
What is Dr. Dana Ryan's medical specialty?
Dr. Dana Ryan practices Internal Medicine Physician in Alpine, CA.
Where does Dr. Dana Ryan practice?
Dr. Dana Ryan practices at San Ysidro Health, Alpine, CA 91901. Office phone: 6196624100.
What is Dr. Dana Ryan's NPI?
Dr. Dana Ryan's National Provider Identifier (NPI) is 1780609990, issued by NPPES.
Does Dr. Dana Ryan accept Medicare assignment?
Yes. Dr. Dana Ryan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dana Ryan commonly perform?
Top Medicare-reported procedures in 2023: Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.