NPPES file of Aug 9, 2026

Sylvia Hayashi, NP

Obstetrics & Gynecology Nurse Practitioner · Phoenix, AZ

Sylvia Hayashi, NP is an obstetrics & gynecology nurse practitioner with a practice address in Phoenix, Arizona, and NPI 1306806195, issued on Mar 24, 2006. Check the license (Arizona AP327, as entered in NPPES) with the Arizona board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1306806195
Name
Sylvia Hayashi
Credential
NP
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License numbers
AP327 AZ
RN060824 AZ
Self-reported in NPPES; status is on the state search
Practice location
4616 N 51St Ave, Phoenix, AZ 85031
Phone
(623) 247-6266
Enumerated
Mar 24, 2006
Record last updated
Dec 10, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(623) 247-9742
Medicaid ID
461715 AZ
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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Also registered at 4616 N 51St Ave

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

  1. Frances Aragon, LCSWCounselor1649230616
  2. Lydia Ehlenberger, MDObstetrics & Gynecology Physician1700846631
  3. Michelle Hargis, P.T.Orthopedic Physical Therapist1467642306
  4. Cynthia Hinojosa, N.D.Naturopath1083039481
  5. William Holland, M.D.Internal Medicine Physician1114087293
  6. Shalene Miller, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1275421471

Verify Sylvia Hayashi 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 AP327    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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Obstetrics & Gynecology Nurse Practitioner providers in Arizona

There are 90 obstetrics & gynecology nurse practitioner records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 90 in Arizona → Every provider in Phoenix →

Other obstetrics & gynecology nurse practitioner records in Arizona

  1. Karen Allen, RN/CNMPhoenix, AZ1811993603
  2. Amy An, CNM, ARNPMesa, AZ1740518190
  3. Mary Andrews, NPTucson, AZ1427094762
  4. Laura Angeleri, R.N.,N.P.Scottsdale, AZ1518031806
  5. Melissa Antognini, WHNPScottsdale, AZ1851568158
  6. Maria Babb, DNP, WHNP-BCPhoenix, AZ1700386299
  7. Julianne Bergdale, RNPPhoenix, AZ1174517361
  8. Taber Bingham, FNP-CTucson, AZ1881097475
  9. Susan Black, RN, NP, CNMTucson, AZ1144351800
  10. Sonia Blau, WHNP-BCQueen Creek, AZ1174310296

Common questions

What is Sylvia Hayashi, NP's NPI number?

Sylvia Hayashi, NP's National Provider Identifier (NPI) is 1306806195, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sylvia Hayashi, NP located?

The NPPES record lists a practice address at 4616 N 51St Ave, Phoenix, AZ, 85031. Phone: (623) 247-6266. Providers update this record themselves, so call before visiting.

How can I verify Sylvia Hayashi, NP's license?

NPPES lists Arizona license number AP327, 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. 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.