Elizabeth Ritz, M.D.
NPI 1093918187 · Emergency Medicine Physician · Marrero, LA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Ritz, M.D. is a Emergency Medicine Physician provider in Marrero, LA (NPI 1093918187).
Provider details
- NPI number
- 1093918187
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A112465 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
241 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 150 | $170 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 48 | $116 |
| Critical Care, First 30-74 Minutes99291 | 31 | $206 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 12 | $69 |
Typical Medicare-allowed amounts for these services range $69–$206 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dicyclomine Hcl | 21 | 21 |
| Cephalexin | 16 | 16 |
| Cefuroxime Axetilbrand: Cefuroxime | 15 | 15 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 13 | 13 |
| Methocarbamol | 13 | 13 |
| Promethazine Hcl | 13 | 12 |
| Prednisone | 12 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 200 Corporate BlvdSuite 201Lafayette, LA 70508-3870Phone: (800) 893-9698
Registry dates
- Enumerated
- 2007-06-07
- Last updated
- 2023-01-11
- Certified
- 2022-07-22
Frequently asked questions
- What is Elizabeth Ritz's NPI number?
- Elizabeth Ritz's National Provider Identifier (NPI) is 1093918187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Ritz's specialty?
- Elizabeth Ritz is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Ritz located?
- Elizabeth Ritz's practice location on file with NPPES is 1101 Medical Center Blvd, Marrero, LA 70072-3147.
- What is Elizabeth Ritz's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Ritz is (504) 349-1533.
- Does Elizabeth Ritz accept Medicare?
- Elizabeth Ritz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Ritz's NPI active?
- Yes — Elizabeth Ritz's NPI (1093918187) is active in the NPPES registry as of the last update on 2023-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.