Doctor profile · Federal record

Dr. Elizabeth Ritz, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Addiction Medicine (Preventive Medicine) Physician · Marrero, LA

  • NPI 1093918187
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1101 Medical Center Blvd
Marrero, LA 700723147
(504) 349-1533
Additional location
200 Corporate Blvd, Suite 201
Lafayette, LA 705083870
(800) 893-9698

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
January 11, 2023
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Louisiana #205574 · California #A112465 · Louisiana #MD.205574

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093918187. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
245
Distinct HCPCS
4
Medicare allowed
$37,188
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 121 114 $177
99284 Emergency department visit with moderate level of medical decision making 77 77 $121
99283 Emergency department visit with low level of medical decision making 25 25 $72
99291 Critical care, first 30-74 minutes 22 22 $212

In context: peer comparison

Among 10 peers in Marrero Emergency Medicine Physician, average services per provider: 58. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
132
Patients
94
Total drug cost
$1,458
Drug Type Claims Patients Total cost
Cephalexin Generic 30 30 $194
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 0 $496
Mupirocin Generic 14 14 $148
Prednisone Generic 14 13 $30
Methocarbamol Generic 13 13 $62
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 13 13 $30
Diclofenac Sodium Generic 11 0 $259
Doxycycline Hyclate Generic 11 11 $188
Lactulose Generic 11 0 $50

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Elizabeth Ritz's medical specialty?
Dr. Elizabeth Ritz practices Emergency Medicine Physician in Marrero, LA.
Where does Dr. Elizabeth Ritz practice?
Dr. Elizabeth Ritz practices at 1101 Medical Center Blvd, Marrero, LA 700723147. Office phone: 5043491533.
What is Dr. Elizabeth Ritz's NPI?
Dr. Elizabeth Ritz's National Provider Identifier (NPI) is 1093918187, issued by NPPES.
Does Dr. Elizabeth Ritz accept Medicare assignment?
Yes. Dr. Elizabeth Ritz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Ritz commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.