NPPES file of Aug 9, 2026

Katherine Elizabeth Gross, M.D.

Pulmonary Disease Physician · Sun City West, AZ

Katherine Elizabeth Gross, M.D. is a pulmonary disease physician with a practice address in Sun City West, Arizona, and NPI 1336584184, issued on May 7, 2013. Check the license (Arizona 58013, 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
1336584184
Name
Katherine Elizabeth Gross
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
58013 AZ
Self-reported in NPPES; status is on the state search
Practice location
14300 W Granite Valley Dr Ste E23, Sun City West, AZ 85375
Phone
(623) 975-0500
Enumerated
May 7, 2013
Record last updated
Apr 3, 2026
Fax
(623) 975-0705
Medicare enrollment
Enrolled (PECOS I20190904003030); 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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8 nearest pulmonary disease physician records → All 285 in Arizona → Look up another NPI →

Also registered at 14300 W Granite Valley Dr Ste E23

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

  1. Melanie Anderson, AGPCNP-CGerontology Nurse Practitioner1770397259
  2. Craig Rundbaken, DOPulmonary Disease Physician1720072903
  3. Shannon Valenzuela, MDPulmonary Disease Physician1134118995

Verify Katherine Elizabeth Gross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 58013    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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18% more Medicare Part D claims than the average pulmonary disease physician in 2024

1,678 Medicare Part D claims for 192 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. 56 claims were for opioids.

  1. Katherine Gross1,678
  2. Specialty average1,425

Most prescribed

  1. Atorvastatin Calcium76 claims
  2. Lisinopril63 claims
  3. Trazodone Hcl58 claims
  4. Metformin Hcl56 claims
  5. Losartan Potassium55 claims
  6. Amlodipine Besylate49 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: $190.66

10 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Gross$190.66
  2. Specialty average$5,159.88

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

Bills Medicare through 2 group practices

  1. Craig M Rundbaken DO PLLCSun City West, AZ
  2. Healthfirst Medical Group PCPhoenix, AZ

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

Katherine Elizabeth Gross among 285 pulmonary disease physician records in Arizona

Katherine Elizabeth Gross, M.D. is one of 285 pulmonary disease physician records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 79% of them.

  • NPI issued2013 · 79% of these records are older, 19% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2013 · median 1998 among the 202 with a school on file
  • Record last updated2026 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Arizona

There are 285 pulmonary disease physician records in Arizona.

All 285 in Arizona → Every provider in Sun City West → Pulmonary Disease Physician nationwide →

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Craig Rundbaken, DOSun City West, AZ 853751720072903
  2. Shannon Valenzuela, MDSun City West, AZ 853751134118995
  3. Jawad Abukhalaf, MDSurprise, AZ 853741629491006
  4. Paramveer Bhugra, M.D.Surprise, AZ 853741154583847
  5. Jugroop Brar, MDSurprise, AZ 853741548263825
  6. Shraddha Desai, M.D.Surprise, AZ 853741861842148
  7. Michael Lepire, M.D.Surprise, AZ 853741295786812
  8. Raj Mulpuri, MDSurprise, AZ 853741669460853

Common questions

What is Katherine Elizabeth Gross, M.D.'s NPI number?

Katherine Elizabeth Gross, M.D.'s National Provider Identifier (NPI) is 1336584184, issued on May 7, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Elizabeth Gross, M.D. located?

The NPPES record lists a practice address at 14300 W Granite Valley Dr Ste E23, Sun City West, AZ, 85375. Phone: (623) 975-0500. Providers update this record themselves, so call before visiting.

How can I verify Katherine Elizabeth Gross, M.D.'s license?

NPPES lists Arizona license number 58013, 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 Katherine Elizabeth Gross, M.D. prescribe under Medicare Part D?

In 2024, Katherine Elizabeth Gross, M.D. had 1,678 Medicare Part D claims for 192 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.