Doctor profile · Federal record

Dr. Karen Whitman, APN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Adult Health Nurse Practitioner · Adult Health Nurse Practitioner · Chicago, IL

  • NPI 1912026584
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4437 S Cicero Ave
Chicago, IL 606324333
(312) 758-1435
Additional location
2018 Western Ave
Knoxville, TN 379215718
(865) 544-0406
fax (865) 544-0480
Additional location
1 Westbrook Corporate Ctr Ste 300
Westchester, IL 601545709
(866) 949-0108
fax (901) 422-7636
Mailing address
332 S Michgan Ave, Suite 1100
Chicago, IL 60604

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
October 28, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (4)
Illinois #20900088 · Tennessee #RN203734 · Illinois #209000988 · Tennessee #APN19281

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912026584. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,114
Distinct HCPCS
8
Medicare allowed
$143,889
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 1,563 199 $66
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 210 181 $118
G0506 Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service) 90 90 $39
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 80 28 $42
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 62 31 $55
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 46 40 $45
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 40 24 $31
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 23 13 $94

In context: peer comparison

Among 231 peers in Chicago Family Nurse Practitioner, average services per provider: 226. This provider delivers 9.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Whitman's medical specialty?
Dr. Karen Whitman practices Family Nurse Practitioner in Chicago, IL.
Where does Dr. Karen Whitman practice?
Dr. Karen Whitman practices at 4437 S Cicero Ave, Chicago, IL 606324333. Office phone: 3127581435.
What is Dr. Karen Whitman's NPI?
Dr. Karen Whitman's National Provider Identifier (NPI) is 1912026584, issued by NPPES.
Does Dr. Karen Whitman accept Medicare assignment?
Yes. Dr. Karen Whitman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Whitman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305); Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service) (HCPCS G0506). Source: CMS Medicare Physician & Other Practitioners file.