Fritz Mesilien, D.C, CRNA
Certified Registered Nurse Anesthetist · Oro Valley, AZ
Fritz Mesilien, D.C, CRNA is a certified registered nurse anesthetist with a practice address in Oro Valley, Arizona, and NPI 1073914511, issued on Sep 15, 2014. Check the license (Arizona 317663, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Fritz Mesilien
- Credential
- D.C, CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License numbers
- 317663 AZ
D185015 IA
209028821 IL
303257 NC
4491 NC
and 2 more
Self-reported in NPPES; status is on the state search - Practice location
- 1551 E Tangerine RD, Oro Valley, AZ 85755
- Phone
- (520) 901-3500
- Enumerated
- Sep 15, 2014
- Record last updated
- Jan 23, 2026
- Medicare enrollment
- Enrolled (PECOS I20240304001196); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 1,100 in Arizona → Look up another NPI →
Also registered at 1551 E Tangerine RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Affleck, MDAnesthesiology Physician1902986078
- Osei Akoto, OTR/LOccupational Therapist1689193179
- Moriah Amaya, RNMedical-Surgical Registered Nurse1437668316
- John Arraf, MDAnesthesiology Physician1972276897
- Nicholas Barrett, P.A.Physician Assistant1326304239
- Taryn Bell, RRTRegistered Respiratory Therapist1326680356
Verify Fritz Mesilien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 317663Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 7 group practices
- Cep America - Anesthesia PCWest Des Moines, IA
- Clinical Colleagues IncMoline, IL
- Northwest Hbp Medical Services LLCOro Valley, AZ
- Smg Anesthesia Specialists LLCNorfolk, VA
- US Anesthesia Partners OF Kansas PAGarden City, KS
- Vital Health Partners LLCWaukegan, IL
- Waukegan Clinic CorpWaukegan, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fritz Mesilien among 1,100 certified registered nurse anesthetist records in Arizona
Fritz Mesilien, D.C, 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
- Graduated2022 · median 2017 among the 891 with a school on file
- Record last updated2026 · 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).
32 certified registered nurse anesthetist records list a practice address in Oro Valley
They are 32 of the 542 NPPES records with a practice address in Oro Valley, and 1,100 certified registered nurse anesthetist records in Arizona.
All 1,100 in Arizona → Every provider in Oro Valley → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Manuel Falcon, CRNAOro Valley, AZ 857551154656049
- Kimberly Frazier, APRN, CRNAOro Valley, AZ 857551013953678
- Michele Idera, CRNAOro Valley, AZ 857551639154537
- Elizabeth Klaimy, CRNAOro Valley, AZ 857551114152360
- Katherine Knoneborg, CRNAOro Valley, AZ 857551578598025
- Angie Littlejohn, CRNAOro Valley, AZ 857551700075520
- Mary Lowe, RNOro Valley, AZ 857551689091241
- Jason Mitchell, CRNA, MSNAOro Valley, AZ 857551629190251
Common questions
What is Fritz Mesilien, D.C, CRNA's NPI number?
Fritz Mesilien, D.C, CRNA's National Provider Identifier (NPI) is 1073914511, issued on Sep 15, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Fritz Mesilien, D.C, CRNA located?
The NPPES record lists a practice address at 1551 E Tangerine RD, Oro Valley, AZ, 85755. Phone: (520) 901-3500. Providers update this record themselves, so call before visiting.
How can I verify Fritz Mesilien, D.C, CRNA's license?
NPPES lists Arizona license number 317663, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity 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.
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.