Doctor profile · Federal record

Dr. John Alexander, D.C., B.S.

Chiropractor · New York, NY

  • NPI 1124368147
  • 13 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12 W 21St St Fl 2
New York, NY 100106917
(646) 484-5763
Additional location
18 Newark Pompton Tpke
Riverdale, NJ 074571141
(973) 658-7551
Mailing address
133 Washington St., 2W
Hoboken, NJ 07030

Credentials & registration

NPPES · NUCC
NPI registered
February 2013 — 13 yrs on file
Profile last updated
March 17, 2018
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Maryland #S03738

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124368147. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$114
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 1 $113.57

By nature of payment

Food and Beverage
$114

Frequently asked questions

Auto-generated from federal data
What is Dr. John Alexander's medical specialty?
Dr. John Alexander practices Chiropractor in New York, NY.
Where does Dr. John Alexander practice?
Dr. John Alexander practices at 12 W 21St St Fl 2, New York, NY 100106917. Office phone: 6464845763.
What is Dr. John Alexander's NPI?
Dr. John Alexander's National Provider Identifier (NPI) is 1124368147, issued by NPPES.