NPPES file of Aug 9, 2026

Alex Michael Slaby, M.D

Psychiatry Physician · Allentown, PA

Alex Michael Slaby, M.D is a psychiatry physician with a practice address in Allentown, Pennsylvania, and NPI 1265964340, issued on Mar 29, 2017. Check the license (Pennsylvania MD468470, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1265964340
Name
Alex Michael Slaby
Credential
M.D
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MD468470 PA
Self-reported in NPPES; status is on the state search
Practice location
451 Chew St Ste 306, Allentown, PA 18102
Phone
(484) 658-4437
Enumerated
Mar 29, 2017
Record last updated
Jun 5, 2026
Medicare enrollment
Enrolled (PECOS I20210927001185); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 451 Chew St Ste 306

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

  1. Bethany Billy, LCSWClinical Social Worker1669366100
  2. Holly Rosen, LPCProfessional Counselor1912675869

Verify Alex Michael Slaby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD468470
    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 Pennsylvania license search

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59% more Medicare Part D claims than the average psychiatry physician in 2024

1,587 Medicare Part D claims for 122 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.

  1. Alex Slaby1,587
  2. Specialty average1,000

Most prescribed

  1. Clonazepam114 claims
  2. Sertraline Hcl108 claims
  3. Trazodone Hcl98 claims
  4. Buspirone Hcl86 claims
  5. Quetiapine Fumarate84 claims
  6. Hydroxyzine Hcl74 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): 95.6 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 score80.6
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. St Lukes Physician Group IncBethlehem, PA

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

Alex Michael Slaby among 2,662 psychiatry physician records in Pennsylvania

Alex Michael Slaby, M.D is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.

  • NPI issued2017 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2017 · median 2003 among the 1,186 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Pennsylvania

There are 2,662 psychiatry physician records in Pennsylvania.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Khurshid Haque, MDAllentown, PA 181021700554607
  2. Patrick Hearle, MDAllentown, PA 181021952143059
  3. Daniel Leonor, MDAllentown, PA 181021053844951
  4. Emily Lisco, M.D.Allentown, PA 181021306289954
  5. Ron Mahlab, M.D.Allentown, PA 181021053452755
  6. Tendai Mawindi, M.D.Allentown, PA 181021215217070
  7. Lina Perez, M.D.Allentown, PA 181021588783260
  8. Phillip Shwae, MDAllentown, PA 181021740842632

Common questions

What is Alex Michael Slaby, M.D's NPI number?

Alex Michael Slaby, M.D's National Provider Identifier (NPI) is 1265964340, issued on Mar 29, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Alex Michael Slaby, M.D located?

The NPPES record lists a practice address at 451 Chew St Ste 306, Allentown, PA, 18102. Phone: (484) 658-4437. Providers update this record themselves, so call before visiting.

How can I verify Alex Michael Slaby, M.D's license?

NPPES lists Pennsylvania license number MD468470, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alex Michael Slaby, M.D prescribe under Medicare Part D?

In 2024, Alex Michael Slaby, M.D had 1,587 Medicare Part D claims for 122 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Alex Michael Slaby, M.D's MIPS final score?

The 2023 MIPS final score is 95.6 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.