NPPES file of Aug 9, 2026

Julius B. Larosa, M.D.

Internal Medicine Physician · Chandler, AZ

Julius B. Larosa, M.D. is an internal medicine physician with a practice address in Chandler, Arizona, and NPI 1780605071, issued on Jul 21, 2006. Check the license (Arizona 63353, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780605071
Name
Julius B. Larosa
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
63353 AZ
40188 KY
MD60901048 WA
Self-reported in NPPES; status is on the state search
Practice location
1727 W Frye RD Ste 210, Chandler, AZ 85224
Phone
(480) 728-7564
Enumerated
Jul 21, 2006
Record last updated
Jun 25, 2024
Fax
(480) 728-2253
Medicaid IDs
200870710 IN
2120993 WA
64131048 KY
088346 AZ
Medicare enrollment
Enrolled (PECOS I20190301000850); accepts Medicare assignment
Medical or professional school
University Of Louisville School Of Medicine, 2001
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 internal medicine physician records → All 2,853 in Arizona → Look up another NPI →

Also registered at 1727 W Frye RD Ste 210

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

  1. Sarah Davison, ACNP-BCAcute Care Nurse Practitioner1164917589
  2. Peter Hogan, M.D.Family Medicine Physician1730299637
  3. Kara KeeganFamily Nurse Practitioner1487419214
  4. Elizabeth Navarrete, DNPFamily Nurse Practitioner1134798713
  5. Amber Pantin, AG-ACNPAcute Care Nurse Practitioner1386363380
  6. Erica Shimkus, FNP-CFamily Nurse Practitioner1619415189

Verify Julius B. Larosa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 63353    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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84% fewer Medicare Part D claims than the average internal medicine physician in 2024

493 Medicare Part D claims for 216 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 57 claims were for opioids.

  1. Julius Larosa493
  2. Specialty average3,176

Most prescribed

  1. Oxycodone Hcl38 claims
  2. Prednisone31 claims
  3. Amoxicillin-Clavulanate Potass21 claims
  4. Cefdinir20 claims
  5. Furosemide19 claims
  6. Atorvastatin Calcium16 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.

4 hospitals and group practices

  1. Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars
  2. Franciscan Medical GroupTacoma, WA
  3. Pioneer Hospitalists, PLLCGilbert, AZ
  4. South Sound Inpatient Physicians PLLCBurien, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Julius B. Larosa among 2,853 internal medicine physician records in Arizona

Julius B. Larosa, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 55% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2001 · median 2003 among the 1,643 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 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

93 internal medicine physician records list a practice address in Chandler

They are 93 of the 5,497 NPPES records with a practice address in Chandler, and 2,853 internal medicine physician records in Arizona.

All 2,853 in Arizona → Every provider in Chandler → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ammar Alsheikh, M.D.Chandler, AZ 852241083609515
  2. Rudolph Cane, MDChandler, AZ 852241700865144
  3. Susan Carter, M.D.Chandler, AZ 852241922060433
  4. Melanie Cloonan Schulte, MDChandler, AZ 852241376521914
  5. Ralph D'Silva, M.D.Chandler, AZ 852241871594259
  6. Ravi Gupta, MDChandler, AZ 852241790751949
  7. Amita Gupta, MDChandler, AZ 852241962462630
  8. James Lieber, MDChandler, AZ 852241083690283

Common questions

What is Julius B. Larosa, M.D.'s NPI number?

Julius B. Larosa, M.D.'s National Provider Identifier (NPI) is 1780605071, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Julius B. Larosa, M.D. located?

The NPPES record lists a practice address at 1727 W Frye RD Ste 210, Chandler, AZ, 85224. Phone: (480) 728-7564. Providers update this record themselves, so call before visiting.

How can I verify Julius B. Larosa, M.D.'s license?

NPPES lists Arizona license number 63353, 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 Julius B. Larosa, M.D. prescribe under Medicare Part D?

In 2024, Julius B. Larosa, M.D. had 493 Medicare Part D claims for 216 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

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.