NPPES file of Aug 9, 2026

Mallory Marie Berg, FNP-C

Pediatrics Physician · Palos Park, IL

Mallory Marie Berg, FNP-C is a pediatrics physician with a practice address in Palos Park, Illinois, and NPI 1720507767, issued on Sep 11, 2017. Check the license (Illinois 209.016365, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1720507767
Name
Mallory Marie Berg
Credential
FNP-C
Primary taxonomy
Pediatrics Physician 208000000X
License number
209.016365 IL
Self-reported in NPPES; status is on the state search
Practice location
8100 W 119TH St, Palos Park, IL 60464
Phone
(708) 361-3300
Enumerated
Sep 11, 2017
Record last updated
Mar 17, 2018 (not updated in 8 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 8100 W 119TH St

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

  1. Jonathan Belgrad, M.D.Pediatrics Physician1861429821
  2. V. Grace Carreon, M.D.Pediatrics Physician1386680825
  3. Prashant Deshpande, M.D.Pediatrics Physician1891730214
  4. George Harris, M.D.Pediatrics Physician1508893538
  5. Bey-Yu Hilgart, M.D.Pediatrics Physician1407891500
  6. Patricia StifterGeneral Practice Dentistry1205004660

Verify Mallory Marie Berg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 209.016365
    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
Open 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.

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Industry payments in 2024: $264.43

11 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mallory Berg$264.43
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mallory Marie Berg among 3,176 pediatrics physician records in Illinois

Mallory Marie Berg, FNP-C is one of 3,176 pediatrics physician records with a practice address in Illinois. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 73% of them.

  • NPI issued2017 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2018 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 pediatrics physician records list a practice address in Palos Park

They are 11 of the 168 NPPES records with a practice address in Palos Park, and 3,176 pediatrics physician records in Illinois.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Jonathan Belgrad, M.D.Palos Park, IL 604641861429821
  2. V. Grace Carreon, M.D.Palos Park, IL 604641386680825
  3. Prashant Deshpande, M.D.Palos Park, IL 604641891730214
  4. Insiyah Gomberawalla, M.D.Palos Park, IL 604641508283573
  5. George Harris, M.D.Palos Park, IL 604641508893538
  6. Kelsey Heroux, MDPalos Park, IL 604641265937130
  7. Bey-Yu Hilgart, M.D.Palos Park, IL 604641407891500
  8. Molly McDowellPalos Park, IL 604641770270951

Common questions

What is Mallory Marie Berg, FNP-C's NPI number?

Mallory Marie Berg, FNP-C's National Provider Identifier (NPI) is 1720507767, issued on Sep 11, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Mallory Marie Berg, FNP-C located?

The NPPES record lists a practice address at 8100 W 119TH St, Palos Park, IL, 60464. Phone: (708) 361-3300. Providers update this record themselves, so call before visiting.

How can I verify Mallory Marie Berg, FNP-C's license?

NPPES lists Illinois license number 209.016365, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.