NPPES file of Aug 9, 2026

Eric Hermann Stocker, MD

Cardiovascular Disease Physician · San Antonio, TX

Eric Hermann Stocker, MD is a cardiovascular disease physician with a practice address in San Antonio, Texas, and NPI 1891765624, issued on Jan 24, 2006. Check the license (Texas J6748, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891765624
Name
Eric Hermann Stocker
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
J6748 TX
Self-reported in NPPES; status is on the state search
Practice location
555 E Basse RD Ste 117, San Antonio, TX 78209
Phone
(210) 615-1366
Enumerated
Jan 24, 2006
Record last updated
Mar 2, 2026
Fax
(210) 595-8229
Medicare enrollment
Enrolled (PECOS I20100806000610); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 1993
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 555 E Basse RD Ste 117

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Megan Barnwell, MDCardiovascular Disease Physician1629238092
  2. Renee Fletcher, MSN, RN, CNSMedical-Surgical Clinical Nurse Specialist1750086583
  3. Emily Jones, ATC/LATAthletic Trainer1881253334
  4. Christian Longoria, R.N., F.N.P.Family Nurse Practitioner1215043690

Verify Eric Hermann Stocker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J6748
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

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About as many Medicare Part D claims as the average cardiovascular disease physician in 2024

3,081 Medicare Part D claims for 340 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Eric Stocker3,081
  2. Specialty average3,078

Most prescribed

  1. Ezetimibe592 claims
  2. Rosuvastatin Calcium477 claims
  3. Atorvastatin Calcium197 claims
  4. Metoprolol Succinate187 claims
  5. Amlodipine Besylate168 claims
  6. Carvedilol142 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: $27,917.71

82 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eric Stocker$27,918
  2. Specialty average$3,820

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

  1. Craig Cardiovascular Center PASeguin, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Eric Hermann Stocker among 1,603 cardiovascular disease physician records in Texas

Eric Hermann Stocker, MD is one of 1,603 cardiovascular disease physician records with a practice address in Texas. 88% 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 20% of them.

  • NPI issued2006 · 20% of these records are older, 42% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1993 · median 1998 among the 1,219 with a school on file
  • Record last updated2026 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Texas

There are 1,603 cardiovascular disease physician records in Texas.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Sravani AvulaSan Antonio, TX 782091215311741
  2. Megan Barnwell, MDSan Antonio, TX 782091629238092
  3. Max Garoutte, M.D.San Antonio, TX 782091235135344
  4. Bakthavathsalam Athreya, M.D.San Antonio, TX 782071548283385
  5. Danish Bawa, MDSan Antonio, TX 782071295297042
  6. William Campbell, M.D.San Antonio, TX 782071265455745
  7. David Cardona Estrada, M.D.San Antonio, TX 782071407208861
  8. Jose Diaz, MDSan Antonio, TX 782071578553764

Common questions

What is Eric Hermann Stocker, MD's NPI number?

Eric Hermann Stocker, MD's National Provider Identifier (NPI) is 1891765624, issued on Jan 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eric Hermann Stocker, MD located?

The NPPES record lists a practice address at 555 E Basse RD Ste 117, San Antonio, TX, 78209. Phone: (210) 615-1366. Providers update this record themselves, so call before visiting.

How can I verify Eric Hermann Stocker, MD's license?

NPPES lists Texas license number J6748, 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 Eric Hermann Stocker, MD prescribe under Medicare Part D?

In 2024, Eric Hermann Stocker, MD had 3,081 Medicare Part D claims for 340 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.