Hillary Ann Oneto Buch
Registered Dietitian · Casa Grande, AZ
Hillary Ann Oneto Buch is a registered dietitian with a practice address in Casa Grande, Arizona, and NPI 1871951582, issued on Feb 9, 2016. Check the license with the Arizona board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Hillary Ann Oneto Buch
- Primary taxonomy
- Registered Dietitian 133V00000X
- License numbers
- 3236 LA
ND8632 FL
440-LD HI
D-1588 ID
37003963A IN
and 5 more
Self-reported in NPPES; status is on the state search - Practice location
- 1281 E Cottonwood LN, Casa Grande, AZ 85122
- Phone
- (520) 863-9800
- Enumerated
- Feb 9, 2016
- Record last updated
- Aug 4, 2025
- Fax
- (520) 863-1510
- Medicare enrollment
- Enrolled (PECOS I20250813001217); may accept Medicare assignment
- Medical or professional school
- Saginaw Valley Medical College - Nlg, 2013
- Entity
- Type 1 · individual
Also registered at 1281 E Cottonwood LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hillary Ann Oneto Buch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Dietitian providers in Arizona
There are 1,435 registered dietitian records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other registered dietitian records in Arizona
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- Taylor Aasand, RDNGilbert, AZ1164900478
- Jacquelin Abarca, RDTucson, AZ1982344495
- Hana Abdulaziz Feeney, RDTucson, AZ1194975029
- Lauren Abert, MS, RD,CDEPhoenix, AZ1023446358
- Desiderio Abeyta, RDNTucson, AZ1124579701
- Marissa Abeyta, MS, RD, CLCTucson, AZ1710866967
- Mia Abram, RDPhoenix, AZ1144929522
- Geni Acosta, RDPhoenix, AZ1437971520
- Austin Acree, MS, RDWhiteriver, AZ1790245587
Common questions
What is Hillary Ann Oneto Buch's NPI number?
Hillary Ann Oneto Buch's National Provider Identifier (NPI) is 1871951582, issued on Feb 9, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Hillary Ann Oneto Buch located?
The NPPES record lists a practice address at 1281 E Cottonwood LN, Casa Grande, AZ, 85122. Phone: (520) 863-9800. Providers update this record themselves, so call before visiting.
How can I verify Hillary Ann Oneto Buch's license?
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.