Doctor profile · Federal record
Dr. Marissa Munsayac, DNP, NP-C
Family Nurse Practitioner (CMS: Nurse Practitioner) · La Jolla, CA
- NPI 1780102640
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9898 Genesee Ave
La Jolla, CA 920371205
(858) 824-5234
fax (858) 824-1307 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- August 2017 — 9 yrs on file
- Profile last updated
- March 2, 2020
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- California #95007237
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780102640. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
144
Distinct HCPCS
5
Medicare allowed
$18,297
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 55 | 54 | $162 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 49 | 46 | $116 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 15 | 15 | $82 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 14 | $83 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 11 | 11 | $116 |
In context: peer comparison
Among 15 peers in La Jolla Family Nurse Practitioner, average services per provider: 84. This provider delivers 1.7× the peer median.Open Payments
Industry payments received
All-time total
$685
Transactions
11
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 8 | $596.63 | |
| Boston Scientific Corporation | 1 | $39.93 | |
| Pfizer INC. | 1 | $28.82 | |
| Novartis Pharmaceuticals Corporation | 1 | $19.78 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
57
Patients
30
Total drug cost
$585
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 23 | 11 | $527 |
| Amoxicillin | Generic | 21 | 19 | $43 |
| Prednisone | Generic | 13 | 0 | $16 |
Hospital affiliations
Frequently asked questions
What is Dr. Marissa Munsayac's medical specialty?
Dr. Marissa Munsayac practices Family Nurse Practitioner in La Jolla, CA.
Where does Dr. Marissa Munsayac practice?
Dr. Marissa Munsayac practices at 9898 Genesee Ave, La Jolla, CA 920371205. Office phone: 8588245234.
What is Dr. Marissa Munsayac's NPI?
Dr. Marissa Munsayac's National Provider Identifier (NPI) is 1780102640, issued by NPPES.
Does Dr. Marissa Munsayac accept Medicare assignment?
Yes. Dr. Marissa Munsayac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Munsayac commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.