Doctor profile · Federal record
Dr. Marissa Gulbis, PA-C
Physician Assistant · San Antonio, TX
- NPI 1881129658
- Accepts Medicare
- 10 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4502 Medical Dr Fl 2
San Antonio, TX 782294402
(210) 358-8555
fax (210) 358-8576 - Additional location
-
8900 Shoal Creek Blvd, Bldg. 200
Austin, TX 787576810
(512) 323-6900
fax (512) 323-6903 - Mailing address
-
7703 Floyd Curl Dr # Mc7977
San Antonio, TX 782293901
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- May 9, 2018
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Texas #PA11262
- Medicaid
- TX #381855101
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881129658. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
97
Distinct HCPCS
3
Medicare allowed
$8,824
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 51 | 43 | $105 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 33 | 33 | $73 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 12 | $81 |
In context: peer comparison
Among 152 peers in San Antonio Physician Assistant, average services per provider: 100. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$139
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Si-Bone, INC. | 1 | $139.43 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
78
Patients
22
Total drug cost
$1,098
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 21 | 0 | $313 |
| Levetiracetam | Generic | 13 | 0 | $254 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 11 | 0 | $109 |
| Baclofen | Generic | 11 | 0 | $373 |
| Lorazepam | Generic | 11 | 11 | $8 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 11 | 11 | $42 |
Hospital affiliations
Frequently asked questions
What is Dr. Marissa Gulbis's medical specialty?
Dr. Marissa Gulbis practices Physician Assistant in San Antonio, TX.
Where does Dr. Marissa Gulbis practice?
Dr. Marissa Gulbis practices at 4502 Medical Dr Fl 2, San Antonio, TX 782294402. Office phone: 2103588555.
What is Dr. Marissa Gulbis's NPI?
Dr. Marissa Gulbis's National Provider Identifier (NPI) is 1881129658, issued by NPPES.
Does Dr. Marissa Gulbis accept Medicare assignment?
Yes. Dr. Marissa Gulbis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Gulbis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.