NPPES file of Aug 9, 2026

Nicholas Alan Gronhoy, COTA/L

Occupational Therapy Assistant · Mesa, AZ

Nicholas Alan Gronhoy, COTA/L is an occupational therapy assistant with a practice address in Mesa, Arizona, and NPI 1639648942, issued on Nov 15, 2018. Check the license (Arizona 046679, as entered in NPPES) with the Arizona board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639648942
Name
Nicholas Alan Gronhoy
Credential
COTA/L
Primary taxonomy
Occupational Therapy Assistant 224Z00000X
License number
046679 AZ
Self-reported in NPPES; status is on the state search
Practice location
2150 S Country Club Dr Ste 20, Mesa, AZ 85210
Phone
(480) 398-4280
Enumerated
Nov 15, 2018
Record last updated
Nov 15, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(480) 398-4281
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2150 S Country Club Dr Ste 20

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

  1. Cristina Acevez-Rivera, COTA/LOccupational Therapy Assistant1912570730
  2. Alexandra Achord, OTDOccupational Therapist1396410817
  3. Emily AminovSpeech-Language Assistant1538885082
  4. Nadine BroekemeierOccupational Therapy Assistant1174117261
  5. Jeanette BustamanteOccupational Therapist1134883259
  6. Sarah CooperSpeech-Language Pathologist1104355072

Verify Nicholas Alan Gronhoy 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 046679
    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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Nicholas Alan Gronhoy among 1,048 occupational therapy assistant records in Arizona

Nicholas Alan Gronhoy, COTA/L is one of 1,048 occupational therapy assistant records with a practice address in Arizona. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2018, is newer than 52% of them.

  • NPI issued2018 · 52% of these records are older, 40% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2018 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 224Z00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

112 occupational therapy assistant records list a practice address in Mesa

They are 112 of the 9,151 NPPES records with a practice address in Mesa, and 1,048 occupational therapy assistant records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 occupational therapy assistant records with the nearest ZIP codes

  1. Cristina Acevez-Rivera, COTA/LMesa, AZ 852101912570730
  2. Samantha Baker, COTA/LMesa, AZ 852101194244160
  3. Kristine Boetel, COTALMesa, AZ 852101144381963
  4. Nadine BroekemeierMesa, AZ 852101174117261
  5. Summer EckertMesa, AZ 852101740840263
  6. Quiana Jones, COTA/LMesa, AZ 852101710384847
  7. Lynsie McLennaMesa, AZ 852101548760614
  8. Ashley Reynolds, COTA/LMesa, AZ 852101992399828

Common questions

What is Nicholas Alan Gronhoy, COTA/L's NPI number?

Nicholas Alan Gronhoy, COTA/L's National Provider Identifier (NPI) is 1639648942, issued on Nov 15, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Alan Gronhoy, COTA/L located?

The NPPES record lists a practice address at 2150 S Country Club Dr Ste 20, Mesa, AZ, 85210. Phone: (480) 398-4280. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Alan Gronhoy, COTA/L's license?

NPPES lists Arizona license number 046679, 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. 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.