Austin Rezigh

  • San Antonio, TX
  • Internist
NPI1235661554PAC ID8426475302
Medicare services, 2024
631
Medicare patients, 2024
135
Part D claims, 2024
669
Publications
6
Hospital affiliations
3
Practice address
4502 Medical Dr, San Antonio, TX 78229
Practice phone
Call (210) 358-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

University Hospital (San Antonio)

San Antonio, Texas

See all 11 affiliations

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Austin Rezigh is an internist in San Antonio, Texas

Austin Rezigh practices at University Hospital (San Antonio) in San Antonio, Texas.

Austin Rezigh's NPI, 1235661554, was assigned on March 28, 2017. Austin Rezigh graduated from UT Southwestern Medical Center in 2017. Austin Rezigh holds Texas license S6920.

NPI and contact details
Medicare PAC ID
8426475302
NPI enumeration date
March 28, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(210) 358-4000
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Austin Rezigh practices at University Hospital (San Antonio) in San Antonio, Texas

Austin Rezigh'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

Austin Rezigh is affiliated with 7 sites of care and 4 medical groups

Austin Rezigh's primary practice is University Hospital (San Antonio) in San Antonio, Texas. Austin Rezigh is also affiliated with University Hospital. The medical group on file is University of Texas Southwestern Medical Center. Dmand AI also links Austin Rezigh to 2 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.

See all 11 affiliations for Austin Rezigh

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Austin Rezigh's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Austin Rezigh practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
University Hospital (San Antonio)Available with a free account
+6 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Austin Rezigh is one of 8,437 internists in Texas

Internal medicine is Austin Rezigh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Austin Rezigh is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Austin Rezigh's licenses on file in 2 states: Texas and Pennsylvania.

Specialties and state licenses

  • Internal medicine, TexasPrimaryLicense S6920 · 2020 to 2026 · taxonomy 207R00000X
  • Pennsylvania license2025 to 2026

Clinical focus

Dmand AI lists acute skin infection, atrial fibrillation and flutter, chronic anemia, chronic diabetes, chronic hypertension, chronic indigestion, chronic kidney disease and cirrhosis of the liver among the conditions Austin Rezigh treats.

Internists near Austin Rezigh

Counts of internists 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

Austin Rezigh billed Medicare for 631 services in 2024

CMS data shows 631 Medicare services from Austin Rezigh across 7 procedure codes in 2024, for 135 Medicare patients. Medicare paid $34,367 for them. Every service was in an office.

Medicare services, 2024631
Medicare patients135
Paid by Medicare$34,367
Procedure codes7

Austin Rezigh's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 02024: 366
Office and hospital visits
2023: 972024: 265173%

Austin Rezigh compared with the Texas median for internists, 2024

  • Austin Rezigh
  • Texas median
Medicare services
631vs 53917% above
Medicare patients
135vs 19029% below
Part D claims
313vs 2898% above

Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.

Austin Rezigh'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.

See all procedures by Austin Rezigh

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Austin Rezigh treated 135 Medicare patients in 2024, average age 70

CMS counts 135 Medicare patients who saw Austin Rezigh in 2024. The largest group is 65 to 74, with 60 patients. 75% of them have high blood pressure, and 64% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.01, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Austin Rezigh's median patient age at 68, with 48% women.

Medicare patients, 2024135
Average age70
Average risk score2.01
Also on Medicaid36%

Austin Rezigh's Medicare patients by age, 2024

Austin Rezigh's Medicare patients by sex, 2024

  • Women6145%
  • Men7455%

Chronic conditions among Austin Rezigh's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol64%
  3. Diabetes47%
  4. Arthritis36%
  5. Chronic kidney disease36%
  6. Cancer22%
  7. Anxiety21%
  8. Mood disorders21%

Share of Medicare patients with each condition. A patient can have several.

Austin Rezigh's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women48%
  • Men51%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Austin Rezigh wrote 669 Medicare Part D claims in 2024

In 2024, Austin Rezigh wrote 669 Medicare Part D claims for 155 patients. 80% of them were for generic drugs. CMS names the drug for 313 of them, across 15 drugs with 11 or more claims each, at $53,800 in total drug cost. In 2023, CMS named 303 claims across 17 drugs.

Part D claims, 2024669
Drugs named by CMS15
Total drug cost$53,800
Part D patients155

Austin Rezigh's Part D claims by kind of drug, 2024

  • Generic538 claims80%
  • Brand-name and other131 claims20%

Austin Rezigh'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 Austin Rezigh's Part D claims, 2024

  • Opioids9%63 of 669 claims
  • Antibiotics3%23 of 669 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3032024: 3133%

Drugs named by CMS: 15 in 2024, 17 in 2023.

See all prescribing by Austin Rezigh

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 Austin Rezigh takes part in Medicare

Austin Rezigh 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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Austin Rezigh has 6 publications on record

Dmand AI links 6 papers to Austin Rezigh, published from 2022 to 2025. 2022 was the busiest year, with 3. Austin Rezigh has published most often in J Hosp Med. Austin Rezigh's most frequent co-authors are Alec Rezigh, MD, Ann Marie Kumfer, MD and Stephanie V. Sherman, MD.

Papers6
Years published2022 to 2025

Austin Rezigh's papers by year, 2022 to 2025

Austin Rezigh's most frequent co-authors

Recent publications by Austin Rezigh

See all 6 publications and co-authors

See who Austin Rezigh researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Austin Rezigh works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Austin Rezigh graduated from UT Southwestern Medical Center

Austin Rezigh graduated from UT Southwestern Medical Center in 2017.

  1. Medical schoolUT Southwestern Medical Center
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in obesity medicineAmerican Board of Obesity Medicine

Source: Dmand AI Professional Profile Data

Austin Rezigh accepts plans from 21 insurance carriers

Austin Rezigh is in network with 21 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

Plan types Austin Rezigh accepts, by number of carriers

  1. PPO13
  2. HMO12
  3. Medicare11
  4. POS6
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Austin Rezigh's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Austin Rezigh

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Austin Rezigh's NPI number?

Austin Rezigh's NPI number is 1235661554. It was assigned on March 28, 2017, and it is active in the NPI Registry.

What does Austin Rezigh specialize in?

Austin Rezigh is an internist in San Antonio, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Austin Rezigh practice?

Austin Rezigh practices at 4502 Medical Dr, San Antonio, TX 78229. Austin Rezigh's primary practice is University Hospital (San Antonio) in San Antonio, Texas. Dmand AI also links Austin Rezigh to 2 hospitals, 3 group practices and clinics and 3 medical groups.

What is Austin Rezigh's office phone number?

The practice phone on file for Austin Rezigh is (210) 358-4000.

What is Austin Rezigh's medical license number?

Austin Rezigh holds Texas license S6920, one of the licenses on file in 2 states.

Which states has Austin Rezigh been licensed in?

Dmand AI has state licenses on file for Austin Rezigh in Texas (2020 to 2026) and Pennsylvania (2025 to 2026).

Which hospitals is Austin Rezigh affiliated with?

Austin Rezigh is affiliated with University Hospital. Dmand AI links Austin Rezigh to 2 more hospitals.

What medical group is Austin Rezigh part of?

Austin Rezigh is linked to University of Texas Southwestern Medical Center. Dmand AI links Austin Rezigh to 3 more medical groups.

Does Austin Rezigh accept Medicare?

Yes. CMS data shows Austin Rezigh billed Medicare for 631 services in 2024, and Austin Rezigh accepts Medicare assignment.

How many Medicare patients does Austin Rezigh see?

CMS counts 135 Medicare patients who saw Austin Rezigh in 2024, with an average age of 70.

Show 8 more questionsShow fewer questions

Is Austin Rezigh board certified?

Yes. Austin Rezigh is board certified in internal medicine by the American Board of Internal Medicine.

What services does Austin Rezigh bill to Medicare?

In 2024, Austin Rezigh's most billed Medicare services were medicare service (G2211), medicare service (G2212) and office visit, established patient (99215).

Where did Austin Rezigh go to medical school?

Austin Rezigh graduated from UT Southwestern Medical Center in 2017.

What drugs does Austin Rezigh prescribe most?

In 2024 Medicare Part D data, Austin Rezigh's most prescribed drugs by claims were Tramadol HCl, Atorvastatin Calcium and Levothyroxine Sodium.

How long has Austin Rezigh been practicing?

Austin Rezigh graduated from medical school in 2017, 9 years ago.

Does Austin Rezigh do research?

Dmand AI links 6 publications to Austin Rezigh, published from 2022 to 2025.

Who does Austin Rezigh publish with?

Austin Rezigh's most frequent co-authors are Alec Rezigh, MD (3 shared papers), Ann Marie Kumfer, MD (2 shared papers) and Stephanie V. Sherman, MD (2 shared papers).

What insurance does Austin Rezigh accept?

Austin Rezigh is in network with 21 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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