Doctor profile · Federal record

Dr. Cynthia Geocaris, M.D.

Surgery Physician (CMS: General Surgery) · Green Bay, WI

  • NPI 1265435853
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2845 Greenbrier RD
Green Bay, WI 543116519
(920) 288-8250
fax (920) 288-8255
Mailing address
100 Theda Clark Medical Plz, Ste 400
Neenah, WI 549562763

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
January 31, 2019
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Wisconsin #38001
Medicaid
WI #33330000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265435853. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
176
Distinct HCPCS
8
Medicare allowed
$18,079
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 51 42 $85
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 35 30 $111
99203 New patient office or other outpatient visit, 30-44 minutes 21 21 $105
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $156
99212 Established patient office or other outpatient visit, 10-19 minutes 14 12 $53
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 14 14 $77
45378 Diagnostic exam of large bowel using a flexible endoscope 12 12 $144
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $120

In context: peer comparison

Among 13 peers in this city , average services per provider: 33. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$99,808
Transactions
125
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 122 $99,687.66
Hologic Sales and Service, LLC 1 $63.77
Integra LifeSciences Corporation 1 $32.89
Octapharma USA, Inc. 1 $23.90

By nature of payment

Education
$88,000
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$7,500
Travel and Lodging
$3,087
Food and Beverage
$1,206
Gift
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
303
Patients
226
Total drug cost
$6,092
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 108 104 $373
Pantoprazole Sodium Generic 64 17 $450
Gabapentin Generic 36 33 $36
Celecoxib Generic 27 26 $35
Sucralfate Generic 25 15 $3,214
Naloxone Hcl Generic 19 19 $1,690
Cyclobenzaprine Hcl Generic 13 12 $64
Lidocaine Generic 11 0 $230

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Geocaris's medical specialty?
Dr. Cynthia Geocaris practices Surgery Physician in Green Bay, WI.
Where does Dr. Cynthia Geocaris practice?
Dr. Cynthia Geocaris practices at 2845 Greenbrier RD, Green Bay, WI 543116519. Office phone: 9202888250.
What is Dr. Cynthia Geocaris's NPI?
Dr. Cynthia Geocaris's National Provider Identifier (NPI) is 1265435853, issued by NPPES.
Does Dr. Cynthia Geocaris accept Medicare assignment?
Yes. Dr. Cynthia Geocaris accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Geocaris commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.