Doctor profile · Federal record

Dr. Michael Koltz, MD

Neurological Surgery Physician (CMS: Neurosurgery) · Madison, WI

  • NPI 1689700726
  • Accepts Medicare
  • MIPS 72.5 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 S Park St, Suite A
Madison, WI 537151830
(608) 260-2900
fax (608) 260-3447

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
August 16, 2013
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Wisconsin #60288-020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689700726. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
233
Distinct HCPCS
10
Medicare allowed
$51,581
HCPCS Description Services Patients Avg allowed
22614 Fusion of additional segment of spine 52 15 $371
99212 Established patient office or other outpatient visit, 10-19 minutes 36 34 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 32 30 $86
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 30 22 $48
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $156
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $108
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 15 14 $22
22842 Placement of stabilizing device to back, 3-6 spine bone segments 14 13 $725
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 12 12 $887
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 11 11 $77

In context: peer comparison

Among 13 peers in this city , average services per provider: 47. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,514
Transactions
25
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 12 $2,149.91
Abbott Laboratories 2 $89.50
Medtronic, Inc. 3 $88.15
Globus Medical, Inc. 1 $40.37
Alafair Biosciences, Inc. 2 $39.76
SPINAL ELEMENTS, INC. 1 $36.69
DePuy Synthes Sales Inc. 2 $33.05
BIOCOMPOSITES INC 1 $24.11
Arteriocyte Medical Systems, Inc. 1 $12.86

By nature of payment

Travel and Lodging
$1,940
Food and Beverage
$575

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
196
Patients
92
Total drug cost
$1,856
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 93 50 $1,206
Cyclobenzaprine Hcl Generic 70 42 $364
Oxycodone Hcl Generic 22 0 $183
Dexamethasone Generic 11 0 $103

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Koltz's medical specialty?
Dr. Michael Koltz practices Neurological Surgery Physician in Madison, WI.
Where does Dr. Michael Koltz practice?
Dr. Michael Koltz practices at 700 S Park St, Madison, WI 537151830. Office phone: 6082602900.
What is Dr. Michael Koltz's NPI?
Dr. Michael Koltz's National Provider Identifier (NPI) is 1689700726, issued by NPPES.
Does Dr. Michael Koltz accept Medicare assignment?
Yes. Dr. Michael Koltz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Koltz commonly perform?
Top Medicare-reported procedures in 2023: Fusion of additional segment of spine (HCPCS 22614); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.