Doctor profile · Federal record

Dr. Colby Seegmiller, DO

Surgery Physician (CMS: General Surgery) · Student in an Organized Health Care Education/Training Program · Neenah, WI

  • NPI 1336558832
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Theda Clark Medical Plz Ste 400
Neenah, WI 549562763
(920) 725-4527
fax (920) 725-4527

Credentials & registration

NPPES · NUCC
NPI registered
August 2014 — 12 yrs on file
Profile last updated
December 27, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Wisconsin #67830-21
Medicaid
WI #1336558832

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336558832. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
102
Distinct HCPCS
4
Medicare allowed
$8,378
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 45 29 $46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 32 31 $122
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 13 13 $107
99213 Established patient office or other outpatient visit, 20-29 minutes 12 11 $85

In context: peer comparison

Among 6 peers in Neenah Surgery Physician, average services per provider: 25. This provider delivers 4.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,066
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 1 $1,000.00
Octapharma USA, INC. 1 $23.90
Davol INC. 1 $21.62
Urgo Medical North America, LLC 1 $20.73

By nature of payment

Education
$1,000
Food and Beverage
$66

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
16
Total drug cost
$209
Drug Type Claims Patients Total cost
Omeprazole Generic 24 0 $158
Oxycodone Hcl Generic 17 16 $51

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Colby Seegmiller's medical specialty?
Dr. Colby Seegmiller practices Surgery Physician in Neenah, WI.
Where does Dr. Colby Seegmiller practice?
Dr. Colby Seegmiller practices at 100 Theda Clark Medical Plz Ste 400, Neenah, WI 549562763. Office phone: 9207254527.
What is Dr. Colby Seegmiller's NPI?
Dr. Colby Seegmiller's National Provider Identifier (NPI) is 1336558832, issued by NPPES.
Does Dr. Colby Seegmiller accept Medicare assignment?
Yes. Dr. Colby Seegmiller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colby Seegmiller commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.