NPPES file of Aug 9, 2026

Max Dreisbach, D.O.

Anesthesiology Physician · Houston, TX

Max Dreisbach, D.O. is an anesthesiology physician with a practice address in Houston, Texas, and NPI 1821590050, issued on Mar 4, 2018. Check the license (Texas U8522, 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
1821590050
Name
Max Dreisbach
Credential
D.O.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
U8522 TX
Self-reported in NPPES; status is on the state search
Practice location
6431 Fannin Street, Houston, TX 77030
Phone
(713) 500-6223
Enumerated
Mar 4, 2018
Record last updated
Aug 28, 2024
Medicare enrollment
Enrolled (PECOS I20240731001562); accepts Medicare assignment
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 6431 Fannin Street

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

  1. Kwasi Aboagye, MDStudent in an Organized Health Care Education/Training Program1710673645
  2. Julia Aguirre, DOPediatrics Physician1861027039
  3. Ahmed Ahmed, MDAnatomic Pathology & Clinical Pathology Physician1821762766
  4. Duane Akwar, M.D.Anesthesiology Physician1871842401
  5. Majd Al Shaarani, M.D.Anatomic Pathology & Clinical Pathology Physician1659768695
  6. Iad AlhallakStudent in an Organized Health Care Education/Training Program1962254714

Verify Max Dreisbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U8522
    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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Industry payments in 2024: $18.09

1 payment: education; the largest payer was Merck Sharp & Dohme LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Max Dreisbach$18.09
  2. Specialty average$669.59

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 4 group practices

  1. Compass Anesthesia Providers, PLLCPasadena, TX
  2. Emergenchealth PLLCPasadena, TX
  3. U S Anesthesia Partners OF Texas, PAHouston, TX
  4. UT PhysiciansHouston, TX

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

Max Dreisbach among 4,635 anesthesiology physician records in Texas

Max Dreisbach, D.O. 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 2018, is newer than 88% of them.

  • NPI issued2018 · 88% of these records are older, 10% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2020 · median 2005 among the 3,293 with a school on file
  • Record last updated2024 · 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).

1,130 anesthesiology physician records list a practice address in Houston

They are 1,130 of the 61,221 NPPES records with a practice address in Houston, and 4,635 anesthesiology physician records in Texas.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Melanie Alo, M.D.Houston, TX 770301689671240
  2. Dean Andropoulos, M.D.Houston, TX 770301366449779
  3. James Anton, M.D.Houston, TX 770301134129992
  4. Liqian Chen, M.D.Houston, TX 770301548260011
  5. Charles Collard, M.D.Houston, TX 770301548260151
  6. Camille Colomb, M.D.Houston, TX 770301790782118
  7. John Cooper, M.D.Houston, TX 770301861492324
  8. Noel Giesecke, MDHouston, TX 770301720088263

Common questions

What is Max Dreisbach, D.O.'s NPI number?

Max Dreisbach, D.O.'s National Provider Identifier (NPI) is 1821590050, issued on Mar 4, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Max Dreisbach, D.O. located?

The NPPES record lists a practice address at 6431 Fannin Street, Houston, TX, 77030. Phone: (713) 500-6223. Providers update this record themselves, so call before visiting.

How can I verify Max Dreisbach, D.O.'s license?

NPPES lists Texas license number U8522, 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.

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.