Doctor profile · Federal record

Dr. Andrea Hammer

Nurse Practitioner · Carbondale, IL

  • NPI 1841928967
  • Accepts Medicare
  • MIPS 72.5 / 100 · 2023
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
305 W Jackson St Ste 206
Carbondale, IL 629011474
(184) 573-0066
fax (618) 457-3007
Mailing address
Po Box 3988
Carbondale, IL 629023988

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Profile last updated
February 10, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Illinois #209025636

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841928967. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
162
Distinct HCPCS
4
Medicare allowed
$11,718
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 87 55 $66
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 34 20 $99
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 27 25 $42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $108

In context: peer comparison

Among 15 peers in Carbondale Nurse Practitioner, average services per provider: 119. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
W. L. Gore & Associates, INC. 1 $23.87

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$83
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 12 0 $83

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Hammer's medical specialty?
Dr. Andrea Hammer practices Nurse Practitioner in Carbondale, IL.
Where does Dr. Andrea Hammer practice?
Dr. Andrea Hammer practices at 305 W Jackson St Ste 206, Carbondale, IL 629011474. Office phone: 1845730066.
What is Dr. Andrea Hammer's NPI?
Dr. Andrea Hammer's National Provider Identifier (NPI) is 1841928967, issued by NPPES.
Does Dr. Andrea Hammer accept Medicare assignment?
Yes. Dr. Andrea Hammer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Hammer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.