Grace Willoughby
Behavior Analyst · Tucson, AZ
Grace Willoughby is a behavior analyst with a practice address in Tucson, Arizona, and NPI 1356045363, issued on Mar 27, 2023. Check the license (Arizona 1-25-79610, 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.
- Name
- Grace Willoughby
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 1-25-79610 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 3710 W Overton RD, Tucson, AZ 85742
- Phone
- (520) 485-8846
- Enumerated
- Mar 27, 2023
- Record last updated
- Jul 28, 2026
- Entity
- Type 1 · individual
8 nearest behavior analyst records → All 1,774 in Arizona → Look up another NPI →
Also registered at 3710 W Overton RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abir Al Houry, BCBABehavior Analyst1245196286
- Vanessa VegaBehavior Analyst1598620346
Verify Grace Willoughby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 1-25-79610Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Grace Willoughby among 1,774 behavior analyst records in Arizona
Grace Willoughby is one of 1,774 behavior analyst 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 2023, is newer than 78% of them.
- NPI issued2023 · 78% of these records are older, 16% 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 updated2026 · 31% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103K00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
209 behavior analyst records list a practice address in Tucson
They are 209 of the 18,788 NPPES records with a practice address in Tucson, and 1,774 behavior analyst records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,774 in Arizona → Every provider in Tucson → Behavior Analyst nationwide →
The 8 behavior analyst records with the nearest ZIP codes
- Abir Al Houry, BCBATucson, AZ 857421245196286
- Julie DanielTucson, AZ 857421568122703
- Grace LiTucson, AZ 857421427725845
- Katherine MazurTucson, AZ 857421851113666
- Daniela Suarez, BCBATucson, AZ 857421003478454
- Vanessa VegaTucson, AZ 857421598620346
- Elise WalkerTucson, AZ 857421265831531
- John Luke AnayaTucson, AZ 857411861286395
Common questions
What is Grace Willoughby's NPI number?
Grace Willoughby's National Provider Identifier (NPI) is 1356045363, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Grace Willoughby located?
The NPPES record lists a practice address at 3710 W Overton RD, Tucson, AZ, 85742. Phone: (520) 485-8846. Providers update this record themselves, so call before visiting.
How can I verify Grace Willoughby's license?
NPPES lists Arizona license number 1-25-79610, 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.