NPPES file of Aug 9, 2026

Natalie Sigwart

Dentist · Bangor, ME

Natalie Sigwart is a dentist with a practice address in Bangor, Maine, and NPI 1154733129, issued on May 27, 2014. Check the license (Maine DEN4381, as entered in NPPES) with the Maine 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
1154733129
Name
Natalie Sigwart
Primary taxonomy
Dentist 122300000X
License number
DEN4381 ME
Self-reported in NPPES; status is on the state search
Practice location
1048 Union St, Bangor, ME 04401
Phone
(207) 945-5247
Enumerated
May 27, 2014
Record last updated
May 27, 2014 (not updated in 12 years: call before relying on the address or phone)
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 1048 Union St

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

  1. Israel Adeloye, D.M.DDentist1588070635
  2. Toyosi Adeyemo, DMDDentist1730842659
  3. Ziad Al AdhamDentist1063904787
  4. Hiba AlqasemiDentist1417449190
  5. Arlene AsanteDentist1023634979
  6. Robert Atwell, DDSDentist1831570688

Verify Natalie Sigwart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license DEN4381
    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 Maine license search

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41% fewer Medicare Part D claims than the average dentist in 2024

51 Medicare Part D claims for 32 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Natalie Sigwart51
  2. Specialty average86

Most prescribed

  1. Amoxicillin31 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.

48 dentist records list a practice address in Bangor

They are 48 of the 3,103 NPPES records with a practice address in Bangor, and 390 dentist records in Maine.

Other dentist records in Maine

  1. Morgan Abdul-Korah, DMDPatten, ME1548770282
  2. Albert Abena, D.D.S.Portland, ME1003945528
  3. Stephanie Aboody-Isufaj, DMDTopsham, ME1568163186
  4. Israel Adeloye, D.M.DBangor, ME1588070635
  5. Toyosi Adeyemo, DMDBangor, ME1730842659
  6. Ziad Al AdhamBangor, ME1063904787
  7. Anas Al-Taee, DDS, MSCaribou, ME1275188823
  8. Amy Alexcovich, DMDOld Town, ME1538323019
  9. Jawharah Almalki, BDS, MSPortland, ME1144055781
  10. Wendy Alpaugh, D.M.D.Stonington, ME1659392314

Common questions

What is Natalie Sigwart's NPI number?

Natalie Sigwart's National Provider Identifier (NPI) is 1154733129, issued on May 27, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Natalie Sigwart located?

The NPPES record lists a practice address at 1048 Union St, Bangor, ME, 04401. Phone: (207) 945-5247. Providers update this record themselves, so call before visiting.

How can I verify Natalie Sigwart's license?

NPPES lists Maine license number DEN4381, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Natalie Sigwart prescribe under Medicare Part D?

In 2024, Natalie Sigwart had 51 Medicare Part D claims for 32 beneficiaries; the average among dentist prescribers was 86. 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.