NPPES file of Aug 9, 2026

Katalin Scherer, MD

Neurology Physician · Tucson, AZ

Katalin Scherer, MD is a neurology physician with a practice address in Tucson, Arizona, and NPI 1063465508, issued on May 18, 2006. Check the license (Arizona 34196, as entered in NPPES) on the Arizona 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
1063465508
Name
Katalin Scherer
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
34196 AZ
Self-reported in NPPES; status is on the state search
Practice location
2800 E Ajo Way, Tucson, AZ 85713
Phone
(520) 694-8888
Enumerated
May 18, 2006
Record last updated
Aug 6, 2024
Fax
(520) 874-2701
Medicaid ID
954752 AZ
Medicare enrollment
Enrolled (PECOS I20050923000671); 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 2800 E Ajo Way

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

  1. Anabel Aguayo, LCSWClinical Social Worker1023526290
  2. Nicholas Ahrendt, M.D.Psychiatry Physician1043744998
  3. Samantha AkersPsychiatry Physician1609700061
  4. Sommer Aldulaimi, M.D.Family Medicine Physician1194013813
  5. Abdulaziz Almulhim, PHARMDPharmacist1063931194
  6. Beyann Alzoubi, MDPsychiatry Physician1528757887

Verify Katalin Scherer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 34196
    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 Arizona 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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28% fewer Medicare Part D claims than the average neurology physician in 2024

992 Medicare Part D claims for 143 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Katalin Scherer992
  2. Specialty average1,370

Most prescribed

  1. Prednisone109 claims
  2. Gabapentin85 claims
  3. Mycophenolate Mofetil84 claims
  4. Azathioprine64 claims
  5. Riluzole64 claims
  6. Pyridostigmine Bromide57 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): 97.6 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 score84.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%98.7
  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).

Industry payments in 2024: $43.92

2 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. Katalin Scherer$43.92
  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. Tucson Physician Group Holdings LLCTucson, AZ

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

Katalin Scherer among 458 neurology physician records in Arizona

Katalin Scherer, MD is one of 458 neurology physician records with a practice address in Arizona. 80% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 60% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1999 · median 2005 among the 298 with a school on file
  • Record last updated2024 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Arizona

There are 458 neurology physician records in Arizona.

The 8 neurology physician records with the nearest ZIP codes

  1. Lamees Alzyoud, M.D.Tucson, AZ 857131114583424
  2. Colin Bamford, MD, MPHTucson, AZ 857131790757524
  3. Keith Gonzalez, M.D.Tucson, AZ 857131518981281
  4. Timothy Miller, MDTucson, AZ 857131699863126
  5. Scott Sherman, MDTucson, AZ 857131265486179
  6. Scott Forrer, MDTucson, AZ 857111871558163
  7. Cynthia Reed, M.D.Tucson, AZ 857151588859581
  8. Nirali Soni, M.DTucson, AZ 857111598106726

Common questions

What is Katalin Scherer, MD's NPI number?

Katalin Scherer, MD's National Provider Identifier (NPI) is 1063465508, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katalin Scherer, MD located?

The NPPES record lists a practice address at 2800 E Ajo Way, Tucson, AZ, 85713. Phone: (520) 694-8888. Providers update this record themselves, so call before visiting.

How can I verify Katalin Scherer, MD's license?

NPPES lists Arizona license number 34196, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Katalin Scherer, MD prescribe under Medicare Part D?

In 2024, Katalin Scherer, MD had 992 Medicare Part D claims for 143 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Katalin Scherer, MD's MIPS final score?

The 2023 MIPS final score is 97.6 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.