Doctor profile · Federal record

Dr. John Colombo, MD

Family Medicine Physician (CMS: Family Practice) · Marysville, MI

  • NPI 1720158579
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3350 Gratiot Blvd
Marysville, MI 480402121
(810) 364-4000
fax (810) 364-5995

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
January 23, 2018
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #4301084357

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720158579. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
953
Distinct HCPCS
10
Medicare allowed
$80,854
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 374 177 $118
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 135 135 $123
83036 Hemoglobin a1c level 130 55 $9
96372 Injection of drug or substance under skin or into muscle 66 18 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 42 35 $86
82044 Urine microalbumin (protein) analysis 38 36 $6
90662 Influenza vaccine split virus, preservative free 36 36 $72
G0008 Administration of influenza virus vaccine 36 36 $29
99215 Established patient office or other outpatient visit, 40-54 minutes 27 23 $160
81003 Automated urinalysis test 19 17 $2

In context: peer comparison

Among 1 peers in this city , average services per provider: 68. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,234
Transactions
118
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 25 $300.76
AstraZeneca Pharmaceuticals LP 12 $295.58
Lilly USA, LLC 20 $275.84
Novo Nordisk Inc 19 $220.44
Amgen Inc. 12 $136.48
JAZZ PHARMACEUTICALS INC. 1 $126.00
GlaxoSmithKline, LLC. 6 $105.80
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 5 $95.24
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $67.56
Phathom Pharmaceuticals, Inc. 3 $61.42
Antares Pharma, Inc. 3 $59.47
Alkermes, Inc. 2 $57.73
Vanda Pharmaceuticals Inc. 2 $55.66
Alexion Pharmaceuticals, Inc. 2 $39.01
Exact Sciences Corporation 2 $37.65

By nature of payment

Food and Beverage
$2,234

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,366
Patients
1,044
Total drug cost
$367,481
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 607 190 $10,527
Losartan Potassium Generic 314 93 $6,442
Levothyroxine Sodium Generic 309 87 $6,175
Amlodipine Besylate Generic 241 79 $2,966
Metformin Hcl Generic 226 71 $1,933
Ozempic (Semaglutide) Brand 226 51 $316,907
Lisinopril Generic 215 72 $2,093
Omeprazole Generic 214 82 $3,922
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 166 52 $5,192
Furosemide Generic 165 54 $938

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Colombo's medical specialty?
Dr. John Colombo practices Family Medicine Physician in Marysville, MI.
Where does Dr. John Colombo practice?
Dr. John Colombo practices at 3350 Gratiot Blvd, Marysville, MI 480402121. Office phone: 8103644000.
What is Dr. John Colombo's NPI?
Dr. John Colombo's National Provider Identifier (NPI) is 1720158579, issued by NPPES.
Does Dr. John Colombo accept Medicare assignment?
Yes. Dr. John Colombo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Colombo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.