DR. WILLIAM E DAVIS
NPI 1891753216
Internal Medicine - Rheumatology in New Orleans, LA

Active since May 03, 2006PECOS EnrolledAccepts Medicare Assignment
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-4000 Get Directions Write a Review

NPPES record last updated: January 27, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William E Davis NPPES

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

DR. WILLIAM E DAVIS (NPI 1891753216) is an individual rheumatology provider in New Orleans, Louisiana, licensed in Louisiana (MD.017251) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and is a graduate of Louisiana State University School Of Medicine In New Orleans (1983).

NPPES Registry Identity

NPI1891753216
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameDR. WILLIAM E DAVIS
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121-2429
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Sole ProprietorNo
Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 1983
Enumeration DateMay 3, 2006
Last NPPES UpdateJanuary 27, 2016
NPI 1891753216 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in LA · MD.017251
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1514 JEFFERSON HWY, New Orleans, LA 70121

Other Identifiers 5

Medicaid04279300MS
Medicaid1380229LA
Medicare PIN550547061LA
Medicare PIN465150YH3VLA
Medicare UPINB65583

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. William E Davis 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 ID648310573
PECOS Enrollment IDI20091228000051
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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
160 services110 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
36 services26 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
26 services23 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
18 services18 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Slidell Memorial Hospital

Acute Care Hospitals · Slidell, LA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190040
Location1001 Gause BlvdSlidell, LA 70458 · St. Tammany County
Emergency services Birthing friendly

Ochsner Medical Center - Baton Rouge

Acute Care Hospitals · Baton Rouge, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190202
Location17000 Medical Center DrBaton Rouge, LA 70816 · E. Baton Rouge County
Emergency services Birthing friendly

St Bernard Parish Hospital

Acute Care Hospitals · Chalmette, LA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190308
Location8000 West Judge Perez DriveChalmette, LA 70043 · St. Bernard County
Emergency services

Ochsner Medical Center-Hancock

Acute Care Hospitals · Bay Saint Louis, MS
OwnershipGovernment - Local
CMS Certification Number250162
Location149 Drinkwater BlvdBay Saint Louis, MS 39520 · Hancock County
Emergency services

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.

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 William Davis's NPI number?

The NPI number for William Davis is 1891753216. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is William Davis located?

William Davis practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-4000.

What is William Davis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is William Davis enrolled in Medicare?

Yes. William Davis 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 William Davis accept?

Health plans from Blue Cross and Blue Shield of Louisiana, HMO Louisiana and UnitedHealthcare list William Davis 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 William Davis affiliated with any hospitals?

According to CMS data, William Davis is affiliated with Ochsner Medical Center Acute, Slidell Memorial Hospital, Ochsner Medical Center - Baton Rouge, St Bernard Parish Hospital and Ochsner Medical Center-Hancock.

When was this NPI record last updated?

The NPPES record for William Davis was last updated on January 27, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.