NPPES file of Aug 9, 2026

Tammy Louise Hilliard

Family Nurse Practitioner · Phoenix, AZ

Tammy Louise Hilliard is a family nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1881888972, issued on Aug 31, 2007. Check the license (Arizona AP2704, 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
1881888972
Name
Tammy Louise Hilliard
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP2704 AZ
Self-reported in NPPES; status is on the state search
Practice location
9100 N 2ND St, Phoenix, AZ 85020
Phone
(602) 943-9494
Enumerated
Aug 31, 2007
Record last updated
Jan 18, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(602) 944-3898
Medicare enrollment
Enrolled (PECOS I20071112000087); 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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Also registered at 9100 N 2ND St

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

  1. Dianna Bastian, M.D.Internal Medicine Physician1700869476
  2. Amar Bista, M.D.Nephrology Physician1740266923
  3. David Drachler, MDPulmonary Disease Physician1487742144
  4. Ludwig Dumaplin, M.D.Pediatrics Physician1598819195
  5. Vimala Kukunoor, M.D.Internal Medicine Physician1063477495
  6. Alfredo Lim, M.D.Internal Medicine Physician1225002371

Verify Tammy Louise Hilliard 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 AP2704
    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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82% fewer Medicare Part D claims than the average family nurse practitioner in 2024

235 Medicare Part D claims for 71 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Tammy Hilliard235
  2. Specialty average1,305

Most prescribed

  1. Doxycycline Hyclate17 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $358.65

6 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Tammy Hilliard$358.65
  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.

Bills Medicare through 2 group practices

  1. Zion Medical Group PLLCPhoenix, AZ
  2. Zion Specialty PLLCPhoenix, AZ

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

1,242 family nurse practitioner records list a practice address in Phoenix

They are 1,242 of the 31,399 NPPES records with a practice address in Phoenix, and 5,933 family nurse practitioner records in Arizona.

Other family nurse practitioner records in Arizona

  1. Sharla Abalos, NPTucson, AZ1356017677
  2. Kristian Abarca, DNP, FNPWillcox, AZ1710587019
  3. Rosa Abarca, FNP-BC, FNP-CYuma, AZ1023716149
  4. Jessica AbawiChandler, AZ1952943235
  5. Dorothy AbbeyPhoenix, AZ1194535336
  6. Brady AbbottTaylor, AZ1295669331
  7. Mannal Abdalla, FNP, RN, CSAPhoenix, AZ1598258014
  8. Abdirahman AbdiScottsdale, AZ1497405229
  9. Dahab Abdukkaliq, FNPChandler, AZ1780190108
  10. Alyssa Abegg-Garcia, ARNPGilbert, AZ1578081980

Common questions

What is Tammy Louise Hilliard's NPI number?

Tammy Louise Hilliard's National Provider Identifier (NPI) is 1881888972, issued on Aug 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tammy Louise Hilliard located?

The NPPES record lists a practice address at 9100 N 2ND St, Phoenix, AZ, 85020. Phone: (602) 943-9494. Providers update this record themselves, so call before visiting.

How can I verify Tammy Louise Hilliard's license?

NPPES lists Arizona license number AP2704, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Tammy Louise Hilliard prescribe under Medicare Part D?

In 2024, Tammy Louise Hilliard had 235 Medicare Part D claims for 71 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.

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.