Active NPI
Lauren Pereira, DO
- Pediatrics Physician
- Saint John, IN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- 02006718A
- Practice address
- 9660 Wicker Ave
2ND FL
Saint John, IN 46373-9487 - Phone
- (219) 226-2380
- Fax
- (219) 226-2381
- NPI assigned
- Mar 24, 2019
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 02006718A | IN | Primary |
Addresses
Primary practice location
9660 Wicker Ave
2ND FL
Saint John, IN 46373-9487
Mailing address
8558 Broadway
Merrillville, IN 46410-7032
Phone (219) 392-7084
Other names 1
- Lauren M Thiesfeld
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Community Care Network Inc | Pediatrics | Current | Accepting new patients |
Locations
8558 Broadway
Merrillville, IN 46410
Phone (219) 392-7084
1946 45th St
Ste C
Munster, IN 46321
Phone (219) 440-5334
9130 Columbia Ave
Ste A
Munster, IN 46321
Phone (219) 365-1166
9660 Wicker Ave
#2
Saint John, IN 46373
9660 Wicker Ave
Fl 2
Saint John, IN 46373
Phone (219) 226-2380
Interoperability endpoints
- lthiesfeld132345@ssdirect.comhs.org
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1553385600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773532800000",
"number": "1417417544",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8558 BROADWAY",
"city": "MERRILLVILLE",
"state": "IN",
"postal_code": "464107032",
"telephone_number": "219-392-7084",
"fax_number": "219-703-6854"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9660 WICKER AVE",
"address_2": "2ND FL",
"city": "SAINT JOHN",
"state": "IN",
"postal_code": "463739487",
"telephone_number": "219-226-2380",
"fax_number": "219-226-2381"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PEREIRA",
"first_name": "LAUREN",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-03-24",
"last_updated": "2026-03-15",
"certification_date": "2026-03-15",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "IN",
"license": "02006718A",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "LAUREN",
"last_name": "THIESFELD",
"middle_name": "M",
"credential": "DO",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Saint John, IN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.