NPPES file of Aug 9, 2026

Spencer Bradley Wotring

Certified Registered Nurse Anesthetist · Phoenix, AZ

Spencer Bradley Wotring is a certified registered nurse anesthetist with a practice address in Phoenix, Arizona, and NPI 1568105914, issued on Apr 14, 2022. Check the license (Arizona 275585, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568105914
Name
Spencer Bradley Wotring
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
275585 AZ
28245150A IN
Self-reported in NPPES; status is on the state search
Practice location
4605 E Elwood St Ste 500, Phoenix, AZ 85040
Phone
(480) 256-1518
Enumerated
Apr 14, 2022
Record last updated
Jun 7, 2022
Medicare enrollment
Enrolled (PECOS I20220719001101); 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 4605 E Elwood St Ste 500

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

  1. John Allen, CRNACertified Registered Nurse Anesthetist1376788042
  2. Justin Beitel, M.D.Anesthesiology Physician1154874212
  3. Matthew Beltran, CRNACertified Registered Nurse Anesthetist1518695345
  4. Marshall Bergen, CRNACertified Registered Nurse Anesthetist1003578568
  5. Douglas Bufkin, CRNACertified Registered Nurse Anesthetist1104132356
  6. Blake Burk, CRNACertified Registered Nurse Anesthetist1811676489

Verify Spencer Bradley Wotring 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 275585
    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): 69.4 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 score88.3
  2. Costout of 100 · 30%69.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 4 group practices

  1. Anesthesia Partners And Management LLCPhoenix, AZ
  2. Greater Anesthesia SolutionsSun City, AZ
  3. Guide Anesthesia AZ LLCPhoenix, AZ
  4. Summit Anesthesia Services PLLCPhoenix, AZ

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

Spencer Bradley Wotring among 1,100 certified registered nurse anesthetist records in Arizona

Spencer Bradley Wotring 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 2022, is newer than 78% of them.

  • NPI issued2022 · 78% of these records are older, 17% 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 updated2022 · 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).

Certified Registered Nurse Anesthetist providers in Arizona

There are 1,100 certified registered nurse anesthetist records in Arizona.

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

  1. John Allen, CRNAPhoenix, AZ 850401376788042
  2. Matthew Beltran, CRNAPhoenix, AZ 850401518695345
  3. Marshall Bergen, CRNAPhoenix, AZ 850401003578568
  4. Douglas Bufkin, CRNAPhoenix, AZ 850401104132356
  5. Blake Burk, CRNAPhoenix, AZ 850401811676489
  6. Alexa Finneman, CRNAPhoenix, AZ 850401811666597
  7. Hardy Gunsalus, CRNAPhoenix, AZ 850401366112120
  8. Enrique HernandezPhoenix, AZ 850401306481064

Common questions

What is Spencer Bradley Wotring's NPI number?

Spencer Bradley Wotring's National Provider Identifier (NPI) is 1568105914, issued on Apr 14, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Spencer Bradley Wotring located?

The NPPES record lists a practice address at 4605 E Elwood St Ste 500, Phoenix, AZ, 85040. Phone: (480) 256-1518. Providers update this record themselves, so call before visiting.

How can I verify Spencer Bradley Wotring's license?

NPPES lists Arizona license number 275585, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

What is Spencer Bradley Wotring's MIPS final score?

The 2023 MIPS final score is 69.4 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.