Doctor profile · Federal record

Dr. RYAN CHAMBERLAIN, M.D.

Emergency Medicine Physician · Emergency Medicine Physician · NEW ORLEANS, LA

  • NPI 1235373093
  • 17 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1542 TULANE AVE RM 459, BOX T4 M2F
NEW ORLEANS, LA 701122865
(504) 903-3594
fax (504) 903-4569

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
April 16, 2013
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Louisiana #MD.204063 · Mississippi #22510
Medicaid
LA #1883212

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235373093. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
489
Distinct HCPCS
4
Medicare allowed
$72,513
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 169 162 $114
99285 Emergency department visit with high level of medical decision making 157 154 $166
99291 Critical care, first 30-74 minutes 123 122 $199
99283 Emergency department visit with low level of medical decision making 40 38 $68

In context: peer comparison

Among 81 peers in this city , average services per provider: 76. This provider delivers 6.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $13.18

By nature of payment

Food and Beverage
$13

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
189
Patients
185
Total drug cost
$1,885
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 29 29 $123
Doxycycline Hyclate Generic 24 24 $309
Cefuroxime (Cefuroxime Axetil) Brand 23 23 $496
Ondansetron Odt (Ondansetron) Brand 20 20 $143
Naproxen Generic 17 17 $64
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 11 $344
Cephalexin Generic 14 14 $183
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 13 13 $97
Prednisone Generic 12 12 $28
Cyclobenzaprine Hcl Generic 11 11 $28