NPPES file of Aug 9, 2026

Mackenzie Watterson, OTR

Occupational Therapist · Phoenix, AZ

Mackenzie Watterson, OTR is an occupational therapist with a practice address in Phoenix, Arizona, and NPI 1598592321, issued on Sep 16, 2024. Check the license (Arizona 519790, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598592321
Name
Mackenzie Watterson
Credential
OTR
Primary taxonomy
Occupational Therapist 225X00000X
License number
519790 AZ
Self-reported in NPPES; status is on the state search
Practice location
16611 S 40TH St Ste 130, Phoenix, AZ 85048
Phone
(480) 706-1199
Enumerated
Sep 16, 2024
Record last updated
Sep 16, 2024
Medicare enrollment
Enrolled (PECOS I20241025002755); 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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8 nearest occupational therapist records → All 2,133 in Arizona → Look up another NPI →

Also registered at 16611 S 40TH St Ste 130

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

  1. Eric Brown, DPTPhysical Therapist1235602178
  2. Derreck Caldez, DPTPhysical Therapist1326777624
  3. Anthony Celio, DPTPhysical Therapist1396154548
  4. Matthew Clark, DPTPhysical Therapist1083205629
  5. Christen Gorman, DPTPhysical Therapist1598043879
  6. Pamela Kays, PT, DPTPhysical Therapist1518216019

Verify Mackenzie Watterson 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 519790    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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Bills Medicare through 2 group practices

  1. Capptcg, LLCChandler, AZ
  2. Spooner Physical Therapy And Hand Rehab, PCPhoenix, AZ

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

Mackenzie Watterson among 2,133 occupational therapist records in Arizona

Mackenzie Watterson, OTR is one of 2,133 occupational therapist records with a practice address in Arizona. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 89% of them.

  • NPI issued2024 · 89% of these records are older, 6% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 12% of these records are
  • Graduated2024 · median 2019 among the 263 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

538 occupational therapist records list a practice address in Phoenix

They are 538 of the 31,399 NPPES records with a practice address in Phoenix, and 2,133 occupational therapist records in Arizona.

All 2,133 in Arizona → Every provider in Phoenix → Occupational Therapist nationwide →

The 8 occupational therapist records with the nearest ZIP codes

  1. Heather Ballagh, OTPhoenix, AZ 850481558634857
  2. Kelly Brennan, OTPhoenix, AZ 850481477695518
  3. Diane BrettPhoenix, AZ 850481760138564
  4. Kelly Collier, OTR/LPhoenix, AZ 850481396935664
  5. Patricia Elliot, OTR/LPhoenix, AZ 850481316102759
  6. Susan Hodges, OTRPhoenix, AZ 850481831301696
  7. Carlie Jurgens, OTDPhoenix, AZ 850481417694944
  8. Janette Kuhns, OTPhoenix, AZ 850481447965710

Common questions

What is Mackenzie Watterson, OTR's NPI number?

Mackenzie Watterson, OTR's National Provider Identifier (NPI) is 1598592321, issued on Sep 16, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Mackenzie Watterson, OTR located?

The NPPES record lists a practice address at 16611 S 40TH St Ste 130, Phoenix, AZ, 85048. Phone: (480) 706-1199. Providers update this record themselves, so call before visiting.

How can I verify Mackenzie Watterson, OTR's license?

NPPES lists Arizona license number 519790, 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.

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.