Mary M. Guerin, FNP
Family Nurse Practitioner · Tempe, AZ
Mary M. Guerin, FNP is a family nurse practitioner with a practice address in Tempe, Arizona, and NPI 1699035246, issued on May 16, 2012. Check the license (Arizona F1111199, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary M. Guerin
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- F1111199 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 2033 E Warner RD Ste 109, Tempe, AZ 85284
- Phone
- (480) 820-5525
- Enumerated
- May 16, 2012
- Record last updated
- Nov 26, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (480) 831-6755
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →
Also registered at 2033 E Warner RD Ste 109
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nabor Rios, MS, PA-CMedical Physician Assistant1841269701
- Brittany SnowMedical Physician Assistant1861644254
Verify Mary M. Guerin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license F1111199Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $61.75
3 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi-Aventis U.S. LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mary M. Guerin among 5,933 family nurse practitioner records in Arizona
Mary M. Guerin, FNP 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 2012, is newer than 20% of them.
- NPI issued2012 · 20% of these records are older, 77% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2018 · 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).
148 family nurse practitioner records list a practice address in Tempe
They are 148 of the 4,310 NPPES records with a practice address in Tempe, and 5,933 family nurse practitioner records in Arizona.
All 5,933 in Arizona → Every provider in Tempe → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Debra Bartine, FNPTempe, AZ 852841174992580
- Diane Caruso, FNP-CTempe, AZ 852841144318817
- Josefina Castelo, FNP-CTempe, AZ 852841346613908
- Sabrina Kibby, FNP-CTempe, AZ 852841508351826
- Mariana Lupea, FNPTempe, AZ 852841629553789
- Carrie Mattie, NPTempe, AZ 852841134465008
- Janet San George, FNP-CTempe, AZ 852841174659718
- Evelyn Tiu, NPTempe, AZ 852841083644173
Common questions
What is Mary M. Guerin, FNP's NPI number?
Mary M. Guerin, FNP's National Provider Identifier (NPI) is 1699035246, issued on May 16, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Mary M. Guerin, FNP located?
The NPPES record lists a practice address at 2033 E Warner RD Ste 109, Tempe, AZ, 85284. Phone: (480) 820-5525. Providers update this record themselves, so call before visiting.
How can I verify Mary M. Guerin, FNP's license?
NPPES lists Arizona license number F1111199, 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.
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.