Mark Steven Hernandez, M.D.
Internal Medicine Physician · Austin, TX
Mark Steven Hernandez, M.D. is an internal medicine physician with a practice address in Austin, Texas, and NPI 1093783490, issued on Mar 10, 2006. Check the license (Texas M2976, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Steven Hernandez
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- M2976 TX
Self-reported in NPPES; status is on the state search - Practice location
- 601 E 15TH St, Austin, TX 78701
- Phone
- (512) 324-8355
- Enumerated
- Mar 10, 2006
- Record last updated
- Dec 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (512) 477-8933
- Medicare enrollment
- Enrolled (PECOS I20060816000527); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 601 E 15TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Steven Hernandez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M2976Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
6,488 Medicare Part D claims for 618 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 72 claims were for opioids.
Most prescribed
- Atorvastatin Calcium388 claims
- Rosuvastatin Calcium347 claims
- Amlodipine Besylate262 claims
- Levothyroxine Sodium250 claims
- Losartan Potassium202 claims
- Lisinopril171 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,189.40
67 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Capital Medical Clinic, LLPAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Steven Hernandez among 9,175 internal medicine physician records in Texas
Mark Steven Hernandez, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2003 · median 2004 among the 6,088 with a school on file
- Record last updated2012 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
606 internal medicine physician records list a practice address in Austin
They are 606 of the 26,585 NPPES records with a practice address in Austin, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Austin → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Swati Avashia, M.D.Austin, TX 787011740291319
- Teresa Coats, M.D.Austin, TX 787011992889844
- Jadranko Corak, M.D.Austin, TX 787011801960364
- Arshad Ghauri, M.D.Austin, TX 787011699849125
- Celina Mankey, MDAustin, TX 787011427048149
- Tahir Mian, M.D.Austin, TX 787011679517015
- Lysbeth Miller, M.D.Austin, TX 787011285708305
- Kenneth Mitchell, MDAustin, TX 787011578522330
Common questions
What is Mark Steven Hernandez, M.D.'s NPI number?
Mark Steven Hernandez, M.D.'s National Provider Identifier (NPI) is 1093783490, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Steven Hernandez, M.D. located?
The NPPES record lists a practice address at 601 E 15TH St, Austin, TX, 78701. Phone: (512) 324-8355. Providers update this record themselves, so call before visiting.
How can I verify Mark Steven Hernandez, M.D.'s license?
NPPES lists Texas license number M2976, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Steven Hernandez, M.D. prescribe under Medicare Part D?
In 2024, Mark Steven Hernandez, M.D. had 6,488 Medicare Part D claims for 618 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.