NPPES file of Aug 9, 2026

Holly Gretchen Zehring Hoagland, AU.D.

Audiologist · Zionsville, IN

Holly Gretchen Zehring Hoagland, AU.D. is an audiologist with a practice address in Zionsville, Indiana, and NPI 1659567683, issued on Sep 24, 2007. Check the license (Indiana 23002362A, as entered in NPPES) with the Indiana 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
1659567683
Name
Holly Gretchen Zehring Hoagland
Credential
AU.D.
Primary taxonomy
Audiologist 231H00000X
License number
23002362A IN
Self-reported in NPPES; status is on the state search
Practice location
55 Brendon Way Ste 600, Zionsville, IN 46077
Phone
(317) 931-8313
Enumerated
Sep 24, 2007
Record last updated
Sep 25, 2024
Fax
(317) 536-3690
Medicaid ID
200883220 IN
Medicare enrollment
Enrolled (PECOS I20071201000015); may accept 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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Verify Holly Gretchen Zehring Hoagland in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Indiana board licenses this profession
    Search for license 23002362A
    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
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Holly Gretchen Zehring Hoagland among 476 audiologist records in Indiana

Holly Gretchen Zehring Hoagland, AU.D. is one of 476 audiologist records with a practice address in Indiana. 43% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 23% of them.

  • NPI issued2007 · 23% of these records are older, 66% newer
  • In a Medicare fileNo · 43% of these records are
  • In the CMS Doctors and Clinicians fileYes · 47% of these records are
  • Graduated2004 · median 2010 among the 223 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 231H00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Audiologist providers in Indiana

There are 476 audiologist records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 audiologist records with the nearest ZIP codes

  1. Michelle Koley, M.A., CCC-AWestfield, IN 460741851593578
  2. Patricia Spalding, AU.D.Tipton, IN 460721710969035
  3. Carey Arnett, M.A., CCC-ANoblesville, IN 460621073715934
  4. Stacey Boles, M.S., CCC-ANoblesville, IN 460621497927461
  5. Terry Engel, AU.DNoblesville, IN 460621962510156
  6. Ginger Hamilton, AU.D.Noblesville, IN 460621861664831
  7. Mary Mungovan, M.A., CCC-ANoblesville, IN 460621629271945
  8. Jeffrey Orcutt, AU.D.Noblesville, IN 460621538131115

Common questions

What is Holly Gretchen Zehring Hoagland, AU.D.'s NPI number?

Holly Gretchen Zehring Hoagland, AU.D.'s National Provider Identifier (NPI) is 1659567683, issued on Sep 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Holly Gretchen Zehring Hoagland, AU.D. located?

The NPPES record lists a practice address at 55 Brendon Way Ste 600, Zionsville, IN, 46077. Phone: (317) 931-8313. Providers update this record themselves, so call before visiting.

How can I verify Holly Gretchen Zehring Hoagland, AU.D.'s license?

NPPES lists Indiana license number 23002362A, as entered by the provider. Search the Indiana 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.

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.