NPPES file of Aug 9, 2026

Alan James Walsh, D.O.

Critical Care Medicine (Internal Medicine) Physician · Las Vegas, NV

Alan James Walsh, D.O. is a critical care medicine (internal medicine) physician with a practice address in Las Vegas, Nevada, and NPI 1952789760, issued on May 12, 2015. Check the license (Nevada DO2451, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952789760
Name
Alan James Walsh
Credential
D.O.
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
DO2451 NV
011298 AZ
Self-reported in NPPES; status is on the state search
Practice location
8280 W Warm Springs RD, Las Vegas, NV 89113
Phone
(702) 616-8618
Enumerated
May 12, 2015
Record last updated
Jan 29, 2025
Fax
(702) 616-8613
Medicare enrollment
Enrolled (PECOS I20241014004776); 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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8 nearest critical care medicine (internal medicine) physician records → All 67 in Nevada → Look up another NPI →

Also registered at 8280 W Warm Springs RD

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

  1. Heya Abid, MDHospitalist Physician1306578448
  2. Judi Alexander, PHARM.D.Pharmacist1255465811
  3. Nasim Amjadi Begvand, DOHospitalist Physician1851740104
  4. Fema Aquino, M.D.Hospitalist Physician1134384779
  5. Samantha Barrera, MS-CCC-SLPSpeech-Language Pathologist1912602632
  6. Jinn Calasara, AGACNP-BCAcute Care Nurse Practitioner1649926874

Verify Alan James Walsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license DO2451    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 Nevada 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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Bills Medicare through one group practice

  1. Northern Arizona Healthcare CorporationFlagstaff, AZ

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

Alan James Walsh among 67 critical care medicine (internal medicine) physician records in Nevada

Alan James Walsh, D.O. is one of 67 critical care medicine (internal medicine) physician records with a practice address in Nevada. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 63% of them.

  • NPI issued2015 · 63% of these records are older, 33% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2015 · median 2011 among the 58 with a school on file
  • Record last updated2025 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Nevada

There are 67 critical care medicine (internal medicine) physician records in Nevada.

All 67 in Nevada → Every provider in Las Vegas → Critical Care Medicine (Internal Medicine) Physician nationwide →

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Rahul Farwaha, DOLas Vegas, NV 891131346730520
  2. Michael Gale, M.D.Las Vegas, NV 891131407290968
  3. Anaam Shaikh, DOLas Vegas, NV 891131265922587
  4. Anisa Valina, D.O.Las Vegas, NV 891131659719854
  5. Mark Hansen, M.D.Las Vegas, NV 891021851566947
  6. Jeremy Kilburn, M.D.Las Vegas, NV 891021104907559
  7. David NguyenLas Vegas, NV 891021265937569
  8. Lalitha Padmanabha Vemireddy, MDLas Vegas, NV 891021437612967

Common questions

What is Alan James Walsh, D.O.'s NPI number?

Alan James Walsh, D.O.'s National Provider Identifier (NPI) is 1952789760, issued on May 12, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Alan James Walsh, D.O. located?

The NPPES record lists a practice address at 8280 W Warm Springs RD, Las Vegas, NV, 89113. Phone: (702) 616-8618. Providers update this record themselves, so call before visiting.

How can I verify Alan James Walsh, D.O.'s license?

NPPES lists Nevada license number DO2451, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.