Doctor profile · Federal record

Dr. John Day, M.D.

Gastroenterology Physician · Alabaster, AL

  • NPI 1649213182
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1010 1St St N, Suite 112
Alabaster, AL 350078608
(205) 663-1023
fax (205) 802-7778
Mailing address
2018 Brookwood Medical Ctr Dr, Suite 206
Birmingham, AL 352096898

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 4, 2007
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Alabama #13373

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649213182. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14,871
Distinct HCPCS
10
Medicare allowed
$393,034
HCPCS Description Services Patients Avg allowed
J3380 Injection, vedolizumab, 1 mg 12,900 24 $22
J1745 Injection, infliximab, excludes biosimilar, 10 mg 1,360 15 $33
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 108 104 $57
45380 Biopsy of large bowel using a flexible endoscope 91 91 $111
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 66 61 $116
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 55 55 $234
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 48 33 $47
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 43 24 $57
99213 Established patient office or other outpatient visit, 20-29 minutes 40 37 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 31 29 $118

In context: peer comparison

Among 4 peers in Alabaster Gastroenterology Physician, average services per provider: 645. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,625
Transactions
100
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 29 $401.10
Janssen Biotech, INC. 17 $291.08
Pfizer INC. 13 $214.97
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 10 $205.13
Takeda Pharmaceuticals U.S.A., INC. 14 $171.45
Genzyme Corporation 3 $63.95
Phathom Pharmaceuticals, INC. 3 $46.94
Gilead Sciences, INC. 2 $45.69
Madrigal Pharmaceuticals 2 $36.56
Aimmune Therapeutics, INC. 2 $28.59
Conmed Corporation 1 $25.91
Braintree Laboratories, INC. 1 $24.52
Celltrion USA INC. 1 $23.18
Shield Therapeutics INC 1 $16.04
Exact Sciences Corporation 1 $15.27

By nature of payment

Food and Beverage
$1,602
Education
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,364
Patients
655
Total drug cost
$100,665
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 388 142 $7,257
Omeprazole Generic 137 56 $2,690
Dicyclomine Hcl Generic 109 41 $2,681
Famotidine Generic 105 44 $2,621
Sucralfate Generic 103 57 $4,689
Lansoprazole Generic 83 23 $2,383
Colestipol Hcl Generic 78 42 $5,655
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 67 67 $11,826
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 67 66 $5,125
Linzess (Linaclotide) Brand 49 18 $30,249

Frequently asked questions

Auto-generated from federal data
What is Dr. John Day's medical specialty?
Dr. John Day practices Gastroenterology Physician in Alabaster, AL.
Where does Dr. John Day practice?
Dr. John Day practices at 1010 1St St N, Alabaster, AL 350078608. Office phone: 2056631023.
What is Dr. John Day's NPI?
Dr. John Day's National Provider Identifier (NPI) is 1649213182, issued by NPPES.
What procedures does Dr. John Day commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Injection, infliximab, excludes biosimilar, 10 mg (HCPCS J1745); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.