NPPES file of Aug 9, 2026

Erik John Koppang, M.D.

Anesthesiology Physician · San Antonio, TX

Erik John Koppang, M.D. is an anesthesiology physician with a practice address in San Antonio, Texas, and NPI 1386617553, issued on Feb 8, 2006. Check the license (Texas N6432, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386617553
Name
Erik John Koppang
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
N6432 TX
A82113 CA
Self-reported in NPPES; status is on the state search
Practice location
4242 Medical Drive, San Antonio, TX 78229
Phone
(210) 615-1187
Enumerated
Feb 8, 2006
Record last updated
Apr 1, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(210) 614-2180
Medicare enrollment
Enrolled (PECOS I20110321000773); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 2001
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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8 nearest anesthesiology physician records → All 4,635 in Texas → Look up another NPI →

Also registered at 4242 Medical Drive

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

  1. John Hirsch, MDAnesthesiology Physician1811101751
  2. Jamie Molbert, LPCCounselor1871609503

Verify Erik John Koppang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N6432    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Independent Physicians Network PLLCDallas, TX

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

Erik John Koppang among 4,635 anesthesiology physician records in Texas

Erik John Koppang, M.D. is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 54% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2001 · median 2005 among the 3,293 with a school on file
  • Record last updated2011 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

419 anesthesiology physician records list a practice address in San Antonio

They are 419 of the 37,749 NPPES records with a practice address in San Antonio, and 4,635 anesthesiology physician records in Texas.

All 4,635 in Texas → Every provider in San Antonio → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Jeffrey Armstrong, M.D.San Antonio, TX 782291649228263
  2. Cynthia Arvay, MDSan Antonio, TX 782291205886678
  3. Michael Babiak, MDSan Antonio, TX 782291336101195
  4. Amy Benedikt, M.D.San Antonio, TX 782291699724526
  5. Sabrina Bent, M.D.San Antonio, TX 782291306834668
  6. Mark Bowland, M.D.San Antonio, TX 782291366491284
  7. Julia Bustamante, MDSan Antonio, TX 782291245216423
  8. Ligia Cardenas, MDSan Antonio, TX 782291205829553

Common questions

What is Erik John Koppang, M.D.'s NPI number?

Erik John Koppang, M.D.'s National Provider Identifier (NPI) is 1386617553, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Erik John Koppang, M.D. located?

The NPPES record lists a practice address at 4242 Medical Drive, San Antonio, TX, 78229. Phone: (210) 615-1187. Providers update this record themselves, so call before visiting.

How can I verify Erik John Koppang, M.D.'s license?

NPPES lists Texas license number N6432, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.