Craig Ehrensing, MD
NPI 1538127618 · Internal Medicine Physician · Marrero, LA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Craig Ehrensing, MD is a Internal Medicine Physician provider in Marrero, LA (NPI 1538127618).
Provider details
- NPI number
- 1538127618
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- MD.023635 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
772 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 253 | $138 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 214 | $48 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 132 | $91 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 48 | $34 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 212 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 1,293 | 369 |
| Atorvastatin Calcium | 1,115 | 326 |
| Levothyroxine Sodium | 685 | 181 |
| Omeprazole | 662 | 193 |
| Hydrochlorothiazide | 654 | 193 |
| Valsartan | 653 | 188 |
| Metformin Hclbrand: Metformin Hcl Er |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Craig Ehrensing's NPI number?
- Craig Ehrensing's National Provider Identifier (NPI) is 1538127618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Craig Ehrensing's specialty?
- Craig Ehrensing is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Craig Ehrensing located?
- Craig Ehrensing's practice location on file with NPPES is 4225 Lapalco Blvd, Marrero, LA 70072-4338.
- What is Craig Ehrensing's phone number?
- The practice phone number listed in the NPPES registry for Craig Ehrensing is (504) 371-9355.
- Does Craig Ehrensing accept Medicare?
- Craig Ehrensing is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Craig Ehrensing's NPI active?
- Yes — Craig Ehrensing's NPI (1538127618) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.