Louis Sertich, D.D.S., M.S.
General Practice Dentistry · Merrillville, IN
Louis Sertich, D.D.S., M.S. is a general practice dentistry with a practice address in Merrillville, Indiana, and NPI 1578560058, issued on Jun 30, 2005. Check the license (Indiana 12008142, 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.
- Name
- Louis Sertich
- Credential
- D.D.S., M.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 12008142 IN
Self-reported in NPPES; status is on the state search - Practice location
- 303 W 89TH Ave, Merrillville, IN 46410
- Phone
- (219) 755-0045
- Enumerated
- Jun 30, 2005
- Entity
- Type 1 · individual
Also registered at 303 W 89TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alison Byrne, O.D.Optometrist1275650608
- Emad Eshak, PTPhysical Therapist1538255740
- Nivin Gerges, RPTPhysical Therapist1962598185
- Stephen Grandfield, DPMFoot & Ankle Surgery Podiatrist1811008204
- David Gross, D.O.Ophthalmology Physician1346373313
- Varun Malhotra, M.D.Student in an Organized Health Care Education/Training Program1528268364
Verify Louis Sertich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this profession
Search for license 12008142Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
19 general practice dentistry records list a Merrillville practice address
They are 19 of the 1,972 NPPES records with a Merrillville practice address, and 2,050 general practice dentistry records in Indiana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 19 in Merrillville → All 2,050 in Indiana → Every provider in Merrillville →
Other general practice dentistry records in Indiana
- Omar AasarFort Wayne, IN1699470385
- Layth Abbood, DDSFort Wayne, IN1912576075
- Grant Abernathey, D.D.S.Terre Haute, IN1750669388
- Joyce Ablog, D.D.S.Evansville, IN1336276187
- Charles Abraham, DDSIndianapolis, IN1003336249
- Thomas Abrell, D.D.S.Terre Haute, IN1356329346
- Simon Abu-Aita, DMDCrown Point, IN1891420410
- Denise Acosta, DMDFort Wayne, IN1548370018
- Kenneth Adams, D.D.S.Greenwood, IN1104246750
- Lawrence Adams, D.D.S.Hammond, IN1154454346
Common questions
What is Louis Sertich, D.D.S., M.S.'s NPI number?
Louis Sertich, D.D.S., M.S.'s National Provider Identifier (NPI) is 1578560058, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Louis Sertich, D.D.S., M.S. located?
The NPPES record lists a practice address at 303 W 89TH Ave, Merrillville, IN, 46410. Phone: (219) 755-0045. Providers update this record themselves, so call before visiting.
How can I verify Louis Sertich, D.D.S., M.S.'s license?
NPPES lists Indiana license number 12008142, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
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.