Doctor profile · Federal record

Dr. Elizabeth Assenmacher, M.D.

Surgery Physician (CMS: General Surgery) · Jackson, MI

  • NPI 1609169507
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
744 W Michigan Ave
Jackson, MI 492011900
(517) 205-3120

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
March 2, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Michigan #4301098543

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609169507. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
121
Distinct HCPCS
5
Medicare allowed
$10,199
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 30 22 $64
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 14 $76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 20 $126
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 22 14 $48
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $124

In context: peer comparison

Among 6 peers in this city , average services per provider: 33. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$53
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Genentech USA, Inc. 1 $33.41
CSL Behring 1 $20.00

By nature of payment

Food and Beverage
$33
Education
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$22
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 12 0 $22

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Assenmacher's medical specialty?
Dr. Elizabeth Assenmacher practices Surgery Physician in Jackson, MI.
Where does Dr. Elizabeth Assenmacher practice?
Dr. Elizabeth Assenmacher practices at 744 W Michigan Ave, Jackson, MI 492011900. Office phone: 5172053120.
What is Dr. Elizabeth Assenmacher's NPI?
Dr. Elizabeth Assenmacher's National Provider Identifier (NPI) is 1609169507, issued by NPPES.
Does Dr. Elizabeth Assenmacher accept Medicare assignment?
Yes. Dr. Elizabeth Assenmacher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Assenmacher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.