Registry data as of Aug 27, 2026

Mary Southerlan, RDH, PHDH

Dental Hygienist · Lincoln, IL

Mary Southerlan, RDH, PHDH is a dental hygienist with a practice address in Lincoln, Illinois, and NPI 1235732579, issued on Nov 19, 2020. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1235732579
Name
Mary Southerlan
Credential
RDH, PHDH
Primary taxonomy
Dental Hygienist 124Q00000X
Practice location
109 3RD St, Lincoln, IL 62656
Phone
(217) 735-2317
Enumerated
Nov 19, 2020
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 109 3RD St

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

  1. James Chow, D.D.S.General Practice Dentistry1972621647
  2. Cassandra Dahm, RDHDental Hygienist1831780428
  3. Jessica Demarco, PA-CPhysician Assistant1184908840
  4. Danielle HernanCommunity Health Worker1720878994
  5. Sharon Molitoris, DDSDentist1881823011
  6. Jared Roland, BHS,MPAS,PA-CPhysician Assistant1336006535

Verify Mary Southerlan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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 Illinois 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.

Dental Hygienist providers in Illinois

There are 344 dental hygienist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 344 in Illinois → Every provider in Lincoln →

Other dental hygienist records in Illinois

  1. Olivia Aaron, RDHZeigler, IL1114159712
  2. Amanda Abrahamsen, RDHLa Grange Park, IL1558177592
  3. Courtney Adams, RDHMoline, IL1497567085
  4. Jessica AllenChristopher, IL1558647321
  5. Heather AndersonNorth Chicago, IL1851447908
  6. Jonathan AndersonGillespie, IL1407584014
  7. Shania AndersonBloomington, IL1134947385
  8. Bess Andrews, RDHBSGreat Lakes, IL1033989850
  9. Jennifer Angus, RDHMarion, IL1487448049
  10. Lisa Annerino, RDHPlainfield, IL1346021094

Common questions

What is Mary Southerlan, RDH, PHDH's NPI number?

Mary Southerlan, RDH, PHDH's National Provider Identifier (NPI) is 1235732579, issued on Nov 19, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Mary Southerlan, RDH, PHDH located?

The NPPES record lists a practice address at 109 3RD St, Lincoln, IL, 62656. Phone: (217) 735-2317. Providers update this record themselves, so call before visiting.

How can I verify Mary Southerlan, RDH, PHDH's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.