NPPES file of Aug 9, 2026

Lee A. Brock, M.D.

Anesthesiology Physician · Dallas, TX

Lee A. Brock, M.D. is an anesthesiology physician with a practice address in Dallas, Texas, and NPI 1336126036, issued on Dec 23, 2005. Check the license (Texas H3856, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336126036
Name
Lee A. Brock
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
H3856 TX
Self-reported in NPPES; status is on the state search
Practice location
6606 Lbj Fwy Ste 200, Dallas, TX 75240
Phone
(972) 715-5000
Enumerated
Dec 23, 2005
Record last updated
Feb 14, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(972) 715-9976
Medicaid IDs
135571104 TX
135577109 TX
135571103 TX
Medicare enrollment
Enrolled (PECOS I20100513000046); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 1987
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 6606 Lbj Fwy Ste 200

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

  1. Laleh Afshar, RNRegistered Nurse1083297592
  2. Mohamed Ali, M.D.Anesthesiology Physician1437227337
  3. Nancy Anagnostis, CRNACertified Registered Nurse Anesthetist1861479917
  4. Amy Andrews, CRNACertified Registered Nurse Anesthetist1942694963
  5. Sabina Anwar, CRNACertified Registered Nurse Anesthetist1467106054
  6. Alfonso Apodaca, CRNACertified Registered Nurse Anesthetist1639689490

Verify Lee A. Brock in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H3856
    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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18.1 times the Medicare Part D claims of the average anesthesiology physician in 2024

7,283 Medicare Part D claims for 441 beneficiaries, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. 3,865 claims were for opioids.

  1. Lee Brock7,283
  2. Specialty average402

Most prescribed

  1. Hydrocodone-Acetaminophen1,628 claims
  2. Gabapentin588 claims
  3. Tizanidine Hcl453 claims
  4. Tramadol Hcl403 claims
  5. Oxycodone Hcl387 claims
  6. Oxycodone-Acetaminophen387 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.

The MIPS final score for 2023 (Medicare payment program): 0 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $764.30

51 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Lee Brock$764.30
  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 2 group practices

  1. Brock Pain Medicine And AnesthesiaMcKinney, TX
  2. U S Anesthesia Partners OF Texas, PAMcKinney, TX

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

Lee A. Brock among 4,635 anesthesiology physician records in Texas

Lee A. Brock, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1987 · median 2005 among the 3,293 with a school on file
  • Record last updated2020 · 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).

1,392 anesthesiology physician records list a practice address in Dallas

They are 1,392 of the 36,304 NPPES records with a practice address in Dallas, and 4,635 anesthesiology physician records in Texas.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Thaddeus Ashmore, MDDallas, TX 752401306849690
  2. Chester Beyer, MDDallas, TX 752401881697159
  3. James Dirting, MDDallas, TX 752401164426409
  4. Stephen Donica, MDDallas, TX 752401225032568
  5. Michael Fontes, MDDallas, TX 752401124022116
  6. Thomas Gunning, MDDallas, TX 752401245232313
  7. Stacey Hanley, MDDallas, TX 752401407850787
  8. Daniel Laidley, M.D.Dallas, TX 752401548262595

Common questions

What is Lee A. Brock, M.D.'s NPI number?

Lee A. Brock, M.D.'s National Provider Identifier (NPI) is 1336126036, issued on Dec 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Lee A. Brock, M.D. located?

The NPPES record lists a practice address at 6606 Lbj Fwy Ste 200, Dallas, TX, 75240. Phone: (972) 715-5000. Providers update this record themselves, so call before visiting.

How can I verify Lee A. Brock, M.D.'s license?

NPPES lists Texas license number H3856, 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 Lee A. Brock, M.D. prescribe under Medicare Part D?

In 2024, Lee A. Brock, M.D. had 7,283 Medicare Part D claims for 441 beneficiaries; the average among anesthesiology physician prescribers was 402. Part D covers Medicare prescriptions only.

What is Lee A. Brock, M.D.'s MIPS final score?

The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.