NPPES file of Aug 9, 2026

Louis William Catalano, MD

Neurology Physician · Greensburg, PA

Louis William Catalano, MD is a neurology physician with a practice address in Greensburg, Pennsylvania, and NPI 1720046394, issued on May 3, 2006. Check the license (Pennsylvania MD010691E, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720046394
Name
Louis William Catalano
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
MD010691E PA
Self-reported in NPPES; status is on the state search
Practice location
433 Frye Farm RD, Greensburg, PA 15601
Phone
(724) 537-0885
Enumerated
May 3, 2006
Record last updated
Jan 26, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(724) 532-1931
Medicaid ID
0005976410005 PA
Medicare enrollment
Enrolled (PECOS I20100910000087); 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 433 Frye Farm RD

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

  1. Mouwafak Al-Rawi, M.D.Specialist1184635179
  2. Martha Haykin, MDNeurology Physician1386633717
  3. Michael Mazowiecki, MDNeurology Physician1841304581
  4. Paul Plucker, M.S., CCC-AAudiologist-Hearing Aid Fitter1972557254
  5. David Regalla, PACPhysician Assistant1982661468
  6. Donna Sheetz, PA-CPhysician Assistant1386607406

Verify Louis William Catalano 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 MD010691E
    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

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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2.6 times the Medicare Part D claims of the average neurology physician in 2024

3,613 Medicare Part D claims for 733 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 57 claims were for opioids.

  1. Louis Catalano3,613
  2. Specialty average1,370

Most prescribed

  1. Donepezil Hcl223 claims
  2. Gabapentin200 claims
  3. Levetiracetam152 claims
  4. Propranolol Hcl137 claims
  5. Gamunex-C113 claims
  6. Lamotrigine102 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.

Industry payments in 2024: $599.65

31 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Louis Catalano$599.65
  2. Specialty average$8,318.07

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

Bills Medicare through one group practice

  1. Excela Health Physician Practices, IncLatrobe, PA

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

Louis William Catalano among 1,077 neurology physician records in Pennsylvania

Louis William Catalano, MD is one of 1,077 neurology physician records with a practice address in Pennsylvania. 83% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 63% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1967 · median 2007 among the 727 with a school on file
  • Record last updated2017 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Pennsylvania

There are 1,077 neurology physician records in Pennsylvania.

The 8 neurology physician records with the nearest ZIP codes

  1. Martha Haykin, MDGreensburg, PA 156011386633717
  2. Mark Hospodar, MDGreensburg, PA 156011548222854
  3. Mary Kovacik Eicher, M.D.Greensburg, PA 156011659799476
  4. Karuna Mandava, MDGreensburg, PA 156011255305397
  5. Michael Mazowiecki, MDGreensburg, PA 156011841304581
  6. Austin Oblack, DOGreensburg, PA 156011790282838
  7. Vijayalakshmi Ragoor, MDGreensburg, PA 156011396702809
  8. Edward Williamson, M.D.Greensburg, PA 156011669473492

Common questions

What is Louis William Catalano, MD's NPI number?

Louis William Catalano, MD's National Provider Identifier (NPI) is 1720046394, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis William Catalano, MD located?

The NPPES record lists a practice address at 433 Frye Farm RD, Greensburg, PA, 15601. Phone: (724) 537-0885. Providers update this record themselves, so call before visiting.

How can I verify Louis William Catalano, MD's license?

NPPES lists Pennsylvania license number MD010691E, 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 Louis William Catalano, MD prescribe under Medicare Part D?

In 2024, Louis William Catalano, MD had 3,613 Medicare Part D claims for 733 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

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.