Are you Marissa Y. Gulbis, PA-C? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Marissa Y. Gulbis, PA-C
- San Antonio location main office
4502 Medical Dr Fl 2, San Antonio, TX 78229 - Austin location
8900 Shoal Creek Blvd, Bldg. 200, Austin, TX 78757
About Marissa Gulbis
Marissa Y. Gulbis, PA-C is a physician assistant based in San Antonio, TX. Marissa is a 2016 graduate of University of Texas Medical School at San Antonio. According to Medicare claims data, Marissa cared for 67 Medicare patients across 79 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1881129658.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (210) 358-8555
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
4502 MEDICAL DR FL 2
San Antonio, TX 78229
8900 Shoal Creek Blvd Bldg. 200
Austin, TX 78757
Procedures Most Often Billed to Medicare
79 services · 67 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
55 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
12 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
12 | As often as other peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 23 related providers in 3 groups
Other physician assistants in San Antonio 8
Same specialty, same city.
Trained at University of Texas Medical School at San Antonio 7
Other providers in the same specialty who trained at the same institution.
Class of 2016 at University of Texas Medical School at San Antonio 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Marissa Y. Gulbis specialize in?
Marissa Y. Gulbis is a physician assistant in San Antonio, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marissa Y. Gulbis located?
Marissa Y. Gulbis is listed at 4502 Medical Dr Fl 2, San Antonio, TX 78229. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marissa Y. Gulbis's phone number?
The number on file is (210) 358-8555. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marissa Y. Gulbis's NPI number?
Marissa Y. Gulbis's National Provider Identifier is 1881129658. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Marissa Y. Gulbis train?
Marissa Y. Gulbis attended University of Texas Medical School at San Antonio, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Marissa Y. Gulbis been practicing?
Marissa Y. Gulbis has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Marissa Y. Gulbis do most often?
According to Medicare billing data, Marissa Y. Gulbis the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marissa Y. Gulbis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marissa Y. Gulbis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.