NPPES file of Aug 9, 2026

Hilary Ziegner, NP-C

Primary Care Nurse Practitioner · Wrentham, MA

Hilary Ziegner, NP-C is a primary care nurse practitioner with a practice address in Wrentham, Massachusetts, and NPI 1184054694, issued on Nov 19, 2013. Check the license (Massachusetts RN2269745, as entered in NPPES) with the Massachusetts 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
1184054694
Name
Hilary Ziegner
Credential
NP-C
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
RN2269745 MA
Self-reported in NPPES; status is on the state search
Practice location
131 Emerald St, Wrentham, MA 02093
Phone
(508) 384-5672
Enumerated
Nov 19, 2013
Record last updated
Nov 19, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(508) 384-8938
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 131 Emerald St

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

  1. Jenny Banach, CNPPrimary Care Nurse Practitioner1417346057
  2. Linda Croteau, NPNurse Practitioner1457302416
  3. Angela DalpeFamily Nurse Practitioner1093699332
  4. Stephanie Fine, OTR/LOccupational Therapist1538033824
  5. Bonnie Fitzgerald, AGPCNP-BCPrimary Care Nurse Practitioner1841691573
  6. Wayne Gelfman, NPNurse Practitioner1538110267

Verify Hilary Ziegner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2269745
    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 Massachusetts license search

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26% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024

1,110 Medicare Part D claims for 50 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Hilary Ziegner1,110
  2. Specialty average1,492

Most prescribed

  1. Atorvastatin Calcium88 claims
  2. Omeprazole73 claims
  3. Lisinopril50 claims
  4. Budesonide46 claims
  5. Risperidone40 claims
  6. Ipratropium-Albuterol39 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.

Hilary Ziegner among 376 primary care nurse practitioner records in Massachusetts

Hilary Ziegner, NP-C is one of 376 primary care nurse practitioner records with a practice address in Massachusetts. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 27% of them.

  • NPI issued2013 · 27% of these records are older, 69% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2013 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 primary care nurse practitioner records list a practice address in Wrentham

They are 4 of the 141 NPPES records with a practice address in Wrentham, and 376 primary care nurse practitioner records in Massachusetts.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Jenny Banach, CNPWrentham, MA 020931417346057
  2. Bonnie Fitzgerald, AGPCNP-BCWrentham, MA 020931841691573
  3. Colleen Viscarra, NP-CWrentham, MA 020931427309640
  4. Katharine Berthiaume, CNPWestwood, MA 020901518694355
  5. Samantha Oslowski, MSN, RN, AGNPWestwood, MA 020901174412506
  6. Changhee Park, NPBoston, MA 021081013570605
  7. Charlotte Robertshaw, NPBoston, MA 021091780378406
  8. Kelly HarringtonBoston, MA 021111568980365

Common questions

What is Hilary Ziegner, NP-C's NPI number?

Hilary Ziegner, NP-C's National Provider Identifier (NPI) is 1184054694, issued on Nov 19, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Hilary Ziegner, NP-C located?

The NPPES record lists a practice address at 131 Emerald St, Wrentham, MA, 02093. Phone: (508) 384-5672. Providers update this record themselves, so call before visiting.

How can I verify Hilary Ziegner, NP-C's license?

NPPES lists Massachusetts license number RN2269745, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Hilary Ziegner, NP-C prescribe under Medicare Part D?

In 2024, Hilary Ziegner, NP-C had 1,110 Medicare Part D claims for 50 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. 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.