Doctor profile · Federal record

Dr. Natalia Szaflarski, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · South Holland, IL

  • NPI 1346683075
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 W 162Nd St
South Holland, IL 604732003
(312) 609-0300
Mailing address
890 Woodcrest Ln
Lemont, IL 604396117

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
December 17, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036-139533

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346683075. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
677
Distinct HCPCS
4
Medicare allowed
$84,783
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 491 162 $121
99239 Hospital discharge day management, more than 30 minutes 92 90 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 68 67 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 15 $83

In context: peer comparison

Among 6 peers in this city , average services per provider: 104. This provider delivers 6.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
39
Patients
38
Total drug cost
$280
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 16 15 $70
Metoprolol Succinate Generic 12 12 $103
Pantoprazole Sodium Generic 11 11 $107

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalia Szaflarski's medical specialty?
Dr. Natalia Szaflarski practices Internal Medicine Physician in South Holland, IL.
Where does Dr. Natalia Szaflarski practice?
Dr. Natalia Szaflarski practices at 100 W 162Nd St, South Holland, IL 604732003. Office phone: 3126090300.
What is Dr. Natalia Szaflarski's NPI?
Dr. Natalia Szaflarski's National Provider Identifier (NPI) is 1346683075, issued by NPPES.
Does Dr. Natalia Szaflarski accept Medicare assignment?
Yes. Dr. Natalia Szaflarski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalia Szaflarski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.