Doctor profile · Federal record
Dr. Calvin Ly, DO
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Hercules, CA
- NPI 1376761767
- Accepts Medicare
- MIPS 10.9 / 100 · 2023
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
600 Alfred Nobel Dr Ste A
Hercules, CA 945471834
(510) 984-1103 - Mailing address
-
250 Point Lobos Ave Apt 603
San Francisco, CA 941211402
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- June 25, 2021
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- California #20A 10209 · Ohio #58001776
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376761767. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,540
Distinct HCPCS
4
Medicare allowed
$452,306
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 3,084 | 315 | $123 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 163 | 133 | $176 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 159 | 155 | $207 | |
99497 |
Advance care planning, first 30 minutes | 134 | 130 | $85 |
In context: peer comparison
Among 1 peers in Hercules Emergency Medicine Physician, average services per provider: 885. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,638
Patients
596
Total drug cost
$173,235
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 620 | 88 | $10,084 |
| Amlodipine Besylate | Generic | 474 | 68 | $4,272 |
| Metformin Hcl | Generic | 365 | 39 | $3,967 |
| Levothyroxine Sodium | Generic | 362 | 35 | $3,678 |
| Divalproex Sodium | Generic | 356 | 42 | $19,715 |
| Gabapentin | Generic | 344 | 49 | $7,237 |
| Mirtazapine | Generic | 318 | 44 | $5,683 |
| Olanzapine | Generic | 272 | 35 | $9,804 |
| Tamsulosin Hcl | Generic | 257 | 32 | $8,639 |
| Furosemide | Generic | 246 | 38 | $1,577 |
Frequently asked questions
What is Dr. Calvin Ly's medical specialty?
Dr. Calvin Ly practices Emergency Medicine Physician in Hercules, CA.
Where does Dr. Calvin Ly practice?
Dr. Calvin Ly practices at 600 Alfred Nobel Dr Ste A, Hercules, CA 945471834. Office phone: 5109841103.
What is Dr. Calvin Ly's NPI?
Dr. Calvin Ly's National Provider Identifier (NPI) is 1376761767, issued by NPPES.
Does Dr. Calvin Ly accept Medicare assignment?
Yes. Dr. Calvin Ly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Calvin Ly commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.