Marissa Garcia
- Medicare services, 2024
- 210
- Medicare patients, 2024
- 110
- Part D claims, 2024
- 779
- Hospital affiliations
- 1
- Industry payments
- $52
- Practice address
- 4502 Medical Dr, San Antonio, TX 78229
- Practice phone
- Call (210) 358-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital (San Antonio)
San Antonio, Texas
Find Marissa Garcia's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Marissa Garcia is a physician assistant in San Antonio, Texas
Marissa Garcia practices at University Hospital (San Antonio) in San Antonio, Texas.
Marissa Garcia's NPI, 1396462586, was assigned on October 27, 2022.
- NPI
- 1396462586NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143687392
- NPI enumeration date
- October 27, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (210) 358-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Marissa Garcia practices at University Hospital (San Antonio) in San Antonio, Texas
Marissa Garcia's primary practice is University Hospital (San Antonio), at 4502 Medical Dr, San Antonio, TX 78229 in Bexar County. The practice phone is (210) 358-4000.
- University Hospital (San Antonio)4502 Medical Dr, San Antonio, TX 78229 · Bexar CountyPhone(210) 358-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Marissa Garcia is affiliated with 2 sites of care and 1 medical group
Marissa Garcia's primary practice is University Hospital (San Antonio) in San Antonio, Texas. Marissa Garcia is also affiliated with University Hospital. The medical group on file is UT Health Physicians.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Marissa Garcia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marissa Garcia practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital (San Antonio) | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Marissa Garcia is one of 8,663 physician assistants in Texas
Physician assistant is Marissa Garcia's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Marissa Garcia
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Marissa Garcia billed Medicare for 210 services in 2024
CMS data shows 210 Medicare services from Marissa Garcia across 3 procedure codes in 2024, all of them office visits, for 110 Medicare patients. Medicare paid $15,570 for them. Every service was in an office.
Marissa Garcia compared with the Texas median for physician assistants, 2024
- Marissa Garcia
- Texas median
- Medicare services
- 210vs 2298% below
- Medicare patients
- 110vs 9911% above
- Part D claims
- 358vs 29621% above
Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.
Marissa Garcia's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Marissa Garcia and other physician assistants in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Marissa Garcia treated 110 Medicare patients in 2024, average age 71
CMS counts 110 Medicare patients who saw Marissa Garcia in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Marissa Garcia's median patient age at 63, with 56% women.
Marissa Garcia's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Marissa Garcia's Medicare patients by sex, 2024
- Women6761%
- Men4339%
Chronic conditions among Marissa Garcia's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes41%
- Mood disorders30%
- Anxiety28%
- Depression26%
- Ischemic heart disease26%
Share of Medicare patients with each condition. A patient can have several.
Marissa Garcia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marissa Garcia wrote 779 Medicare Part D claims in 2024
In 2024, Marissa Garcia wrote 779 Medicare Part D claims for 182 patients. 70% of them were for generic drugs. CMS names the drug for 358 of them, across 16 drugs with 11 or more claims each, at $163,349 in total drug cost.
Marissa Garcia's Part D claims by kind of drug, 2024
- Generic549 claims70%
- Brand-name and other230 claims30%
Marissa Garcia's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Marissa Garcia's Part D claims, 2024
- Antibiotics5%41 of 779 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Marissa Garcia takes part in Medicare
Marissa Garcia accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Marissa Garcia received $52 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Marissa Garcia from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $29.
General payments to Marissa Garcia by program year, 2024 to 2025
Companies that paid Marissa Garcia the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Marissa Garcia's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Marissa Garcia
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marissa Garcia's NPI number?
Marissa Garcia's NPI number is 1396462586. It was assigned on October 27, 2022, and it is active in the NPI Registry.
What does Marissa Garcia specialize in?
Marissa Garcia is a physician assistant in San Antonio, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Marissa Garcia practice?
Marissa Garcia practices at 4502 Medical Dr, San Antonio, TX 78229. Marissa Garcia's primary practice is University Hospital (San Antonio) in San Antonio, Texas.
What is Marissa Garcia's office phone number?
The practice phone on file for Marissa Garcia is (210) 358-4000.
Which hospitals is Marissa Garcia affiliated with?
Marissa Garcia is affiliated with University Hospital.
What medical group is Marissa Garcia part of?
Marissa Garcia is linked to UT Health Physicians.
Does Marissa Garcia accept Medicare?
Yes. CMS data shows Marissa Garcia billed Medicare for 210 services in 2024, and Marissa Garcia accepts Medicare assignment.
How many Medicare patients does Marissa Garcia see?
CMS counts 110 Medicare patients who saw Marissa Garcia in 2024, with an average age of 71.
What services does Marissa Garcia bill to Medicare?
In 2024, Marissa Garcia's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
What drugs does Marissa Garcia prescribe most?
In 2024 Medicare Part D data, Marissa Garcia's most prescribed drugs by claims were Mounjaro, Metformin HCl ER and Atorvastatin Calcium.
Has Marissa Garcia received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Marissa Garcia from 2 companies from 2024 to 2025. The largest total came from Integra LifeSciences Corporation.
How long has Marissa Garcia been practicing?
Marissa Garcia graduated from medical school in 2022, 4 years ago.
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