NPPES file of Aug 9, 2026

Maria-Gabriella Gieb, DR

Family Nurse Practitioner · Phoenix, AZ

Maria-Gabriella Gieb, DR is a family nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1407664881, issued on Dec 18, 2024. Check the license (Arizona 238979, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407664881
Name
Maria-Gabriella Gieb
Credential
DR
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
238979 AZ
Self-reported in NPPES; status is on the state search
Practice location
411 N Central Ave, Phoenix, AZ 85004
Phone
(855) 278-5080
Enumerated
Dec 18, 2024
Record last updated
Feb 18, 2025
Medicare enrollment
Enrolled (PECOS I20250226002407); 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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8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →

Also registered at 411 N Central Ave

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

  1. Amairani Alaniz GutierrezClinical Social Worker1912628942
  2. Joseph DepintoClinical Social Worker1902539497
  3. Nia GoggansSchool Social Worker1114737111

Verify Maria-Gabriella Gieb 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 238979    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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Bills Medicare through 2 group practices

  1. Banner Urgent Care Arizona LLCCasa Grande, AZ
  2. Banner Urgent Care Services LLCScottsdale, AZ

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

Maria-Gabriella Gieb among 5,933 family nurse practitioner records in Arizona

Maria-Gabriella Gieb, DR 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 2024, is newer than 86% of them.

  • NPI issued2024 · 86% of these records are older, 8% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2024 · median 2019 among the 3,510 with a school on file
  • Record last updated2025 · 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).

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.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Dannel Doyle, FNP-CPhoenix, AZ 850041376592089
  2. Arlinda Endler, FNP-CPhoenix, AZ 850041003876541
  3. Jacqueline Hess, FNPPhoenix, AZ 850041477720530
  4. Deborah Jacoby, FNPPhoenix, AZ 850041255515847
  5. Karen Jason, FNPPhoenix, AZ 850041053378711
  6. Traci Kelly, R.N., F.N.P.Phoenix, AZ 850041912958232
  7. Kim Morris, FNPPhoenix, AZ 850041962464206
  8. Brady Olsen, FNPPhoenix, AZ 850041902833106

Common questions

What is Maria-Gabriella Gieb, DR's NPI number?

Maria-Gabriella Gieb, DR's National Provider Identifier (NPI) is 1407664881, issued on Dec 18, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Maria-Gabriella Gieb, DR located?

The NPPES record lists a practice address at 411 N Central Ave, Phoenix, AZ, 85004. Phone: (855) 278-5080. Providers update this record themselves, so call before visiting.

How can I verify Maria-Gabriella Gieb, DR's license?

NPPES lists Arizona license number 238979, 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.