NPPES file of Aug 9, 2026

Allen Joseph Brenzel, MD

Psychiatry Physician · Lexington, KY

Allen Joseph Brenzel, MD is a psychiatry physician with a practice address in Lexington, Kentucky, and NPI 1669555330, issued on Oct 24, 2006. Check the license (Kentucky 26665, as entered in NPPES) on the Kentucky Board of Medical Licensure; 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
1669555330
Name
Allen Joseph Brenzel
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
26665 KY
Self-reported in NPPES; status is on the state search
Practice location
245 Fountain CT Ste 225, Lexington, KY 40509
Phone
(859) 323-6021
Enumerated
Oct 24, 2006
Record last updated
Apr 5, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid ID
64266653 KY
Medicare enrollment
Enrolled (PECOS I20080422000579); accepts Medicare assignment
Medical or professional school
University Of Louisville School Of Medicine, 1988
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.
Download card Updates feed

Also registered at 245 Fountain CT Ste 225

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

  1. Elizabeth Arnold, LCSW PHDClinical Social Worker1679557631
  2. Tiffany Arps, LCSWClinical Social Worker1083156020
  3. Robert Aug, MDChild & Adolescent Psychiatry Physician1467535880
  4. Clark BaileyStudent in an Organized Health Care Education/Training Program1770424467
  5. Kaylynn Blackstad, MDStudent in an Organized Health Care Education/Training Program1952152035
  6. Emily Brereton, MDStudent in an Organized Health Care Education/Training Program1215678354

Verify Allen Joseph Brenzel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 26665
    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 Kentucky 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

90% fewer Medicare Part D claims than the average psychiatry physician in 2024

104 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Allen Brenzel104
  2. Specialty average1,000

Most prescribed

  1. Dextroamphetamine Sulfate Er24 claims
  2. Fluoxetine Hcl19 claims
  3. Clozapine12 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. Kentucky Medical Services Foundation, IncLexington, KY

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

Psychiatry Physician providers in Kentucky

There are 503 psychiatry physician records in Kentucky.

Other psychiatry physician records in Kentucky

  1. Syed Abbas, MDLouisville, KY1205458247
  2. Nicole Abbot, MDUnion, KY1063895522
  3. Gihan Abdel Razik, M.D.Newport, KY1417978784
  4. Shabeer Abubucker, MDMadisonville, KY1174620165
  5. Sarah Acland, M.D.Crestwood, KY1750489944
  6. Christian Adams, MDLexington, KY1275094492
  7. Christopher Adams, M.DLouisville, KY1922049691
  8. Robert Adams, M.D.Louisville, KY1598716847
  9. Robert Adams, M.D.Paducah, KY1093747941
  10. Saba Afshar, MBBSLouisville, KY1740785070

Common questions

What is Allen Joseph Brenzel, MD's NPI number?

Allen Joseph Brenzel, MD's National Provider Identifier (NPI) is 1669555330, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allen Joseph Brenzel, MD located?

The NPPES record lists a practice address at 245 Fountain CT Ste 225, Lexington, KY, 40509. Phone: (859) 323-6021. Providers update this record themselves, so call before visiting.

How can I verify Allen Joseph Brenzel, MD's license?

NPPES lists Kentucky license number 26665, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Allen Joseph Brenzel, MD prescribe under Medicare Part D?

In 2024, Allen Joseph Brenzel, MD had 104 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Allen Joseph Brenzel, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.