NPPES file of Aug 9, 2026

Tiffani Jo Hamstra, BSN, MSN, FNP-BC

Family Nurse Practitioner · Avondale, AZ

Tiffani Jo Hamstra, BSN, MSN, FNP-BC is a family nurse practitioner with a practice address in Avondale, Arizona, and NPI 1952602666, issued on Nov 11, 2010. Check the license (Arizona 394, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952602666
Name
Tiffani Jo Hamstra
Credential
BSN, MSN, FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
394 AZ
Self-reported in NPPES; status is on the state search
Practice location
425 N Central Ave, Avondale, AZ 85323
Phone
(623) 925-0361
Enumerated
Nov 11, 2010
Record last updated
Nov 18, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(623) 932-3674
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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8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →

Also registered at 425 N Central Ave

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

  1. Howard Norman, DOGeneral Practice Physician1891792974

Verify Tiffani Jo Hamstra 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 394    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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Industry payments in 2024: $113.03

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tiffani Hamstra$113.03
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Tiffani Jo Hamstra among 5,933 family nurse practitioner records in Arizona

Tiffani Jo Hamstra, BSN, MSN, FNP-BC is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 16% of them.

  • NPI issued2010 · 16% of these records are older, 82% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2021 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

44 family nurse practitioner records list a practice address in Avondale

They are 44 of the 1,517 NPPES records with a practice address in Avondale, and 5,933 family nurse practitioner records in Arizona.

All 5,933 in Arizona → Every provider in Avondale → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Claudia Arballo, FNPAvondale, AZ 853231659866986
  2. Katherine Dorman, APRN FNP-CAvondale, AZ 853231336601210
  3. Daniel Fimbres, RNAvondale, AZ 853231689191397
  4. Katrina Lovin, FNPAvondale, AZ 853231235724097
  5. Janet MoranAvondale, AZ 853231356080758
  6. Lauren ScarponiAvondale, AZ 853231023652666
  7. Nicoleta TrifAvondale, AZ 853231215726765
  8. Julie Anderson, ARNPAjo, AZ 853211164553731

Common questions

What is Tiffani Jo Hamstra, BSN, MSN, FNP-BC's NPI number?

Tiffani Jo Hamstra, BSN, MSN, FNP-BC's National Provider Identifier (NPI) is 1952602666, issued on Nov 11, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Tiffani Jo Hamstra, BSN, MSN, FNP-BC located?

The NPPES record lists a practice address at 425 N Central Ave, Avondale, AZ, 85323. Phone: (623) 925-0361. Providers update this record themselves, so call before visiting.

How can I verify Tiffani Jo Hamstra, BSN, MSN, FNP-BC's license?

NPPES lists Arizona license number 394, 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.