Doctor profile · Federal record
Dr. Catherine Seo, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Monterey, CA
- NPI 1265690135
- Accepts Medicare
- MIPS 84.0 / 100 · 2023
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
23625 Holman Hwy
Monterey, CA 939405902
(831) 625-4945
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- December 15, 2017
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A138671
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265690135. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
473
Distinct HCPCS
5
Medicare allowed
$70,774
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 235 | 232 | $182 | |
99284 |
Emergency department visit with moderate level of medical decision making | 82 | 81 | $125 | |
99291 |
Critical care, first 30-74 minutes | 74 | 74 | $223 | |
93042 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 71 | 69 | $7 | |
99283 |
Emergency department visit with low level of medical decision making | 11 | 11 | $74 |
In context: peer comparison
Among 7 peers in Monterey Emergency Medicine Physician, average services per provider: 122. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$78
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| E.R. Squibb & Sons, L.L.C. | 3 | $77.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
27
Patients
27
Total drug cost
$307
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 15 | 15 | $274 |
| Naproxen | Generic | 12 | 12 | $33 |
Hospital affiliations
Frequently asked questions
What is Dr. Catherine Seo's medical specialty?
Dr. Catherine Seo practices Emergency Medicine Physician in Monterey, CA.
Where does Dr. Catherine Seo practice?
Dr. Catherine Seo practices at 23625 Holman Hwy, Monterey, CA 939405902. Office phone: 8316254945.
What is Dr. Catherine Seo's NPI?
Dr. Catherine Seo's National Provider Identifier (NPI) is 1265690135, issued by NPPES.
Does Dr. Catherine Seo accept Medicare assignment?
Yes. Dr. Catherine Seo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Seo commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.