NPPES file of Aug 9, 2026

Jacob Walsh, MD

Diagnostic Radiology Physician · Tucson, AZ

Jacob Walsh, MD is a diagnostic radiology physician with a practice address in Tucson, Arizona, and NPI 1518281781, issued on Mar 17, 2010. Check the license (Arizona 44183, 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
1518281781
Name
Jacob Walsh
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
44183 AZ
53459 CO
Self-reported in NPPES; status is on the state search
Practice location
2492 E River RD, Tucson, AZ 85718
Phone
(520) 335-6849
Enumerated
Mar 17, 2010
Record last updated
Nov 5, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(520) 459-2191
Medicare enrollment
Enrolled (PECOS I20150522001351); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 2009
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 2492 E River RD

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

  1. Nathan Anavy, M.D.Diagnostic Radiology Physician1609005289
  2. Traci Bond, RPARadiology Practitioner Assistant1376151688
  3. Nicholas Fraley, M.D.Diagnostic Radiology Physician1396949111
  4. Aria Ghaffari, MDDiagnostic Radiology Physician1205253549
  5. Amy Janicek, M.D.Diagnostic Radiology Physician1871812081
  6. Stephen Johnston, MDDiagnostic Radiology Physician1730525841

Verify Jacob Walsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 44183
    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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76% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

12 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D.

  1. Jacob Walsh12
  2. Specialty average51

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. Qualityout of 100 · 30% of the final score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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 3 group practices

  1. American Oncology Partners PACasa Grande, AZ
  2. Santa Cruz Radiology L L CNogales, AZ
  3. Southern Arizona Rad Associates LLCSierra Vista, AZ

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

Jacob Walsh among 869 diagnostic radiology physician records in Arizona

Jacob Walsh, MD is one of 869 diagnostic radiology physician records with a practice address in Arizona. 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 2010, is newer than 69% of them.

  • NPI issued2010 · 69% of these records are older, 29% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2009 · median 2003 among the 573 with a school on file
  • Record last updated2021 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

233 diagnostic radiology physician records list a practice address in Tucson

They are 233 of the 18,788 NPPES records with a practice address in Tucson, and 869 diagnostic radiology physician records in Arizona.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Nicholas Fraley, M.D.Tucson, AZ 857181396949111
  2. Stella Kahn, MDTucson, AZ 857181366417826
  3. Jae Kim, MDTucson, AZ 857181124099213
  4. Todd Lessie, MDTucson, AZ 857181750332854
  5. Richard Lucio, MDTucson, AZ 857181518918895
  6. Christopher Reynolds, M.D.Tucson, AZ 857181124057609
  7. Rajul Shah, MDTucson, AZ 857181790737096
  8. Kevin Shea, MDTucson, AZ 857181730146457

Common questions

What is Jacob Walsh, MD's NPI number?

Jacob Walsh, MD's National Provider Identifier (NPI) is 1518281781, issued on Mar 17, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Jacob Walsh, MD located?

The NPPES record lists a practice address at 2492 E River RD, Tucson, AZ, 85718. Phone: (520) 335-6849. Providers update this record themselves, so call before visiting.

How can I verify Jacob Walsh, MD's license?

NPPES lists Arizona license number 44183, 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 Jacob Walsh, MD prescribe under Medicare Part D?

In 2024, Jacob Walsh, MD had 12 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. Part D covers Medicare prescriptions only.

What is Jacob Walsh, 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.