Doctor profile · Federal record

Dr. George Zainea, MD

Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Midland, MI

  • NPI 1801906276
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4201 Campus Ridge Drive
Midland, MI 48640
(989) 839-1795
fax (989) 839-1785

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 3, 2016
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
208C00000X — NUCC code
State license (1)
Michigan #GZ405301

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801906276. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
294
Distinct HCPCS
6
Medicare allowed
$49,763
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 124 124 $243
45380 Biopsy of large bowel using a flexible endoscope 44 44 $112
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 39 39 $176
46600 Diagnostic exam of anus using an endoscope 33 27 $40
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 28 28 $176
99213 Established patient office or other outpatient visit, 20-29 minutes 26 18 $64

In context: peer comparison

Among 1 peers in Midland Colon & Rectal Surgery Physician, average services per provider: 49. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
563
Patients
533
Total drug cost
$23,945
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 348 340 $6,496
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 59 58 $9,628
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 51 50 $964
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 48 48 $1,284
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 31 25 $137
Budesonide Ec (Budesonide) Brand 14 0 $5,222
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 12 12 $214

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. George Zainea's medical specialty?
Dr. George Zainea practices Colon & Rectal Surgery Physician in Midland, MI.
Where does Dr. George Zainea practice?
Dr. George Zainea practices at 4201 Campus Ridge Drive, Midland, MI 48640. Office phone: 9898391795.
What is Dr. George Zainea's NPI?
Dr. George Zainea's National Provider Identifier (NPI) is 1801906276, issued by NPPES.
Does Dr. George Zainea accept Medicare assignment?
Yes. Dr. George Zainea accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Zainea commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.