NPPES file of Aug 9, 2026

Stephen Leimgruber, NP

Family Nurse Practitioner · Phoenix, AZ

Stephen Leimgruber, NP is a family nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1215578992, issued on Oct 3, 2019. Check the license (Arizona 225104, as entered in NPPES) with the Arizona board that licenses this profession; 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
1215578992
Name
Stephen Leimgruber
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
225104 AZ
Self-reported in NPPES; status is on the state search
Practice location
2901 N Central Ave Ste 160, Phoenix, AZ 85012
Phone
(833) 252-5535
Enumerated
Oct 3, 2019
Record last updated
Oct 9, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191106002026); 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 2901 N Central Ave Ste 160

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

  1. Lisa Apolinar, DNP,FNP,BSNFamily Medicine Physician1639692106
  2. Itoro ElijahGeneral Practice Physician1568667947
  3. Laura Morris, FNP-CFamily Nurse Practitioner1295385094
  4. Janet Myers, FNPFamily Nurse Practitioner1427316652
  5. Georgina Rubal-Peace, PHARMDPharmacist1164157822
  6. Elizabeth Scheffel, PHARMDAmbulatory Care Pharmacist1497277081

Verify Stephen Leimgruber in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 225104
    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
Find 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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71% fewer Medicare Part D claims than the average family nurse practitioner in 2024

374 Medicare Part D claims for 234 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Stephen Leimgruber374
  2. Specialty average1,305

Most prescribed

  1. Fluticasone Propionate48 claims
  2. Amoxicillin-Clavulanate Potass38 claims
  3. Azithromycin35 claims
  4. Albuterol Sulfate Hfa32 claims
  5. Doxycycline Monohydrate26 claims
  6. Cephalexin24 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 practice group's MIPS final score for 2023 (Medicare payment program): 89.1 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. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%63.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  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 one group practice

  1. Banner Urgent Care Services LLCPhoenix, AZ

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

Stephen Leimgruber among 5,933 family nurse practitioner records in Arizona

Stephen Leimgruber, NP is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 54% of them.

  • NPI issued2019 · 54% of these records are older, 40% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2019 · median 2019 among the 3,510 with a school on file
  • Record last updated2019 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,242 family nurse practitioner records list a practice address in Phoenix

They are 1,242 of the 31,399 NPPES records with a practice address in Phoenix, and 5,933 family nurse practitioner records in Arizona.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gina Bates, FNP-CPhoenix, AZ 850121063524791
  2. Paula Deanda, NPPhoenix, AZ 850121831178912
  3. Regina Deringer, FNPPhoenix, AZ 850121134223324
  4. Virginia Ferguson, FNPPhoenix, AZ 850121063419091
  5. Sallyanne Fisher, MSN, FNP-BC, CUNPPhoenix, AZ 850121588767370
  6. Susan Green, FNPPhoenix, AZ 850121437192978
  7. Mary HansenPhoenix, AZ 850121144256165
  8. Stephanie Harrison, MSN-FNP, RN, PHRNPhoenix, AZ 850121649225566

Common questions

What is Stephen Leimgruber, NP's NPI number?

Stephen Leimgruber, NP's National Provider Identifier (NPI) is 1215578992, issued on Oct 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Leimgruber, NP located?

The NPPES record lists a practice address at 2901 N Central Ave Ste 160, Phoenix, AZ, 85012. Phone: (833) 252-5535. Providers update this record themselves, so call before visiting.

How can I verify Stephen Leimgruber, NP's license?

NPPES lists Arizona license number 225104, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Stephen Leimgruber, NP prescribe under Medicare Part D?

In 2024, Stephen Leimgruber, NP had 374 Medicare Part D claims for 234 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Stephen Leimgruber, NP's MIPS final score?

The 2023 MIPS final score is 89.1 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.