DR. DIANE DAVIS VAN GERWEN MD
NPI 1003234642
Hospitalist in New Orleans, LA

Active since April 01, 2014PECOS EnrolledAccepts Medicare Assignment
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-7518 Get Directions Write a Review

NPPES record last updated: March 22, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Diane Davis Van Gerwen Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DIANE DAVIS VAN GERWEN MD (NPI 1003234642) is an individual hospitalist provider in New Orleans, Louisiana, licensed in Louisiana (305924) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and maintains a secondary practice location in Terrytown.

NPPES Registry Identity

NPI1003234642
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. DIANE DAVIS VAN GERWENCredential: MD
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121-2429
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Sole ProprietorNo
Medical School CMSUniversity Of Iowa, Rj & L Carver College Of MedicineGraduated 2014
Enumeration DateApril 1, 2014
Last NPPES UpdateMarch 22, 2019
NPI 1003234642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in LA · 305924
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

1514 JEFFERSON HWY, New Orleans, LA 70121

Other Names 1

Former Name (1)Diane Marie Davis Md

Secondary Practice Location 1

Location 12500 Belle Chasse HwyTerrytown, LA 70056-7127 · Phone (504) 392-3131 · Fax (504) 391-5486

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Diane Davis Van Gerwen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4688948920
PECOS Enrollment IDI20170925002972
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
101 services50 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
60 services59 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
60 services31 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
45 services24 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ochsner Medical Center Acute

Acute Care Hospitals · New Orleans, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190036
Location1516 Jefferson HwyNew Orleans, LA 70121 · Jefferson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70121 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.88 typical visit price
range $55.50 – $170.30
Typical copayment $32.22 (range $13.87 – $42.57)
Most-billed visit code 99204
Established Patient
$98.35 typical visit price
range $17.42 – $138.03
Typical copayment $24.58 (range $4.35 – $34.50)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier35 claims35 services$62.13 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier13 claims13 services$13.97 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Clinical Cardiac Electrophysiology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Surgery
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics, Critical Care)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Anesthetist, Certified Registered
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diane Van Gerwen's NPI number?

The NPI number for Diane Van Gerwen is 1003234642. It was assigned to this individual provider in the NPPES registry on April 1, 2014. The provider is also known as Diane Marie Davis MD.

Where is Diane Van Gerwen located?

Diane Van Gerwen practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-7518.

What is Diane Van Gerwen's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Diane Van Gerwen enrolled in Medicare?

Yes. Diane Van Gerwen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Diane Van Gerwen accept?

Health plans from CHRISTUS Health Plan and HMO Louisiana list Diane Van Gerwen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Diane Van Gerwen affiliated with any hospitals?

According to CMS data, Diane Van Gerwen is affiliated with Ochsner Medical Center Acute.

When was this NPI record last updated?

The NPPES record for Diane Van Gerwen was last updated on March 22, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.