NPPES file of Aug 9, 2026

Mathias Darrell Rupp, CRNA

Certified Registered Nurse Anesthetist · Flagstaff, AZ

Mathias Darrell Rupp, CRNA is a certified registered nurse anesthetist with a practice address in Flagstaff, Arizona, and NPI 1164822920, issued on Aug 29, 2014. Check the license (Arizona CRNA1070, 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
1164822920
Name
Mathias Darrell Rupp
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
CRNA1070 AZ
256689 NC
Self-reported in NPPES; status is on the state search
Practice location
77 W Forest Ave Ste 117, Flagstaff, AZ 86001
Phone
(928) 773-2505
Enumerated
Aug 29, 2014
Record last updated
Sep 24, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(928) 773-2504
Medicare enrollment
Enrolled (PECOS I20190125001005); 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 77 W Forest Ave Ste 117

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

  1. Samantha Buchika, MDAnesthesiology Physician1972511608
  2. Michelle Cardon, RNCertified Registered Nurse Anesthetist1396061842
  3. Jacob Smith, CRNACertified Registered Nurse Anesthetist1275801870

Verify Mathias Darrell Rupp 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 CRNA1070
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 70.6 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 score39.7
  2. Costout of 100 · 30%63.1
  3. Promoting interoperabilityout of 100 · 25%79.0
  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).

Industry payments in 2024: $40.75

1 payment: food and beverage; the largest payer was Glaukos Corporation. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mathias Rupp$40.75
  2. Specialty average$135.08

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

2 hospitals and group practices

  1. Southwestern Eye Center LtdScottsdale, AZ
  2. Tuba City Regional Health Care CorporationTuba City, AZ · Acute Care Hospitals

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).

Mathias Darrell Rupp among 1,100 certified registered nurse anesthetist records in Arizona

Mathias Darrell Rupp, CRNA is one of 1,100 certified registered nurse anesthetist 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 2014, is newer than 44% of them.

  • NPI issued2014 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2014 · median 2017 among the 891 with a school on file
  • Record last updated2018 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

41 certified registered nurse anesthetist records list a practice address in Flagstaff

They are 41 of the 2,419 NPPES records with a practice address in Flagstaff, and 1,100 certified registered nurse anesthetist records in Arizona.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Melissa Acquaviva, CRNAFlagstaff, AZ 860011639238348
  2. Linda Allsop, CRNAFlagstaff, AZ 860011215946298
  3. James Bohn, CRNAFlagstaff, AZ 860011255340238
  4. Joshua BushFlagstaff, AZ 860011669708657
  5. Michelle Cardon, RNFlagstaff, AZ 860011396061842
  6. Jennifer Crownhart, CRNAFlagstaff, AZ 860011639252125
  7. Kelly Gappa, CRNAFlagstaff, AZ 860011861419756
  8. Tara Herrero, CRNAFlagstaff, AZ 860011376565291

Common questions

What is Mathias Darrell Rupp, CRNA's NPI number?

Mathias Darrell Rupp, CRNA's National Provider Identifier (NPI) is 1164822920, issued on Aug 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mathias Darrell Rupp, CRNA located?

The NPPES record lists a practice address at 77 W Forest Ave Ste 117, Flagstaff, AZ, 86001. Phone: (928) 773-2505. Providers update this record themselves, so call before visiting.

How can I verify Mathias Darrell Rupp, CRNA's license?

NPPES lists Arizona license number CRNA1070, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

What is Mathias Darrell Rupp, CRNA's MIPS final score?

The 2023 MIPS final score is 70.6 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.