Doctor profile · Federal record

Dr. Karen Natoli, M.D.

Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Indianapolis, IN

  • NPI 1649591538
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 N Ritter Ave, Suite 120
Indianapolis, IN 462193052
(317) 355-1000
fax (317) 355-5440
Mailing address
6626 E 75Th St, Ste 500
Indianapolis, IN 462502805

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (3)
Indiana #01077491A · Maryland #D79616 · Illinois #125057795
Medicaid
IN #201394360

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649591538. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
6
Medicare allowed
$11,273
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 30 12 $74
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $104
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 15 $116
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $142
99212 Established patient office or other outpatient visit, 10-19 minutes 13 12 $52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $163

In context: peer comparison

Among 43 peers in this city , average services per provider: 49. This provider delivers 2.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$408
Transactions
15
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, Inc. 6 $156.57
Integra LifeSciences Corporation 3 $69.08
INTUITIVE SURGICAL, INC. 1 $38.79
Solventum Corporation 1 $36.14
Kerecis Limited 1 $28.31
Medtronic, Inc. 1 $27.78
Davol Inc. 1 $26.34
PolyNovo North America LLC 1 $25.17

By nature of payment

Food and Beverage
$408

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
47
Patients
47
Total drug cost
$154
Drug Type Claims Patients Total cost
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 33 33 $105
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 14 $49

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Natoli's medical specialty?
Dr. Karen Natoli practices Surgery Physician in Indianapolis, IN.
Where does Dr. Karen Natoli practice?
Dr. Karen Natoli practices at 1400 N Ritter Ave, Indianapolis, IN 462193052. Office phone: 3173551000.
What is Dr. Karen Natoli's NPI?
Dr. Karen Natoli's National Provider Identifier (NPI) is 1649591538, issued by NPPES.
Does Dr. Karen Natoli accept Medicare assignment?
Yes. Dr. Karen Natoli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Natoli commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99203); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.