WILLIAM HALEY (MD) – Nephrology Physician, NPI 1851380448

WILLIAM HALEY (MD) is a healthcare provider. based in Jacksonville, Florida. specializing in Nephrology Physician. They hold the professional credentials MD. They hold a License No. 70291 (FL). The NPI Number for WILLIAM HALEY (MD) is 1851380448

Main info

Male
53 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM HALEY (MD)
NPI
1851380448
Phone
Not provided
Address
4500 SAN PABLO RD S
Enumeration Date
17 October 2005
Last Update Date
1 October 2020

Doctor Profile

Medical School Name
LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Secondary Phone
9049532000
Graduation Year
1973 (53 years ago)
PAC ID
8820133770
Group Practice PAC ID
5698689297
Professional Enrollment ID
I20100303001045

Contacts

Secure Messaging
whaley391110@ehrdirect.mayoclinicmsg.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for WILLIAM HALEY (MD)

  • San Pablo Road South, San Pablo, Jacksonville, Duval County, Florida, 32224, United States

    JACKSONVILLE, FL 322241865

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-03-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100303001045INephrologyFLTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 32224)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5698689297View full group profile
NameSpecialtyState
Physician AssistantFL
G A S T R O E N T E R O L O G YFL
Orthopedic SurgeryFL
Internal MedicineFL
Certified Registered Nurse Anesthetist (Crna)FL
Certified Registered Nurse Anesthetist (Crna)FL
Physician AssistantFL
Nurse PractitionerFL
-FL
Certified Registered Nurse Anesthetist (Crna)FL

Reviews

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Frequently asked questions

What number should I use to identify WILLIAM HALEY (MD) for billing?
Administrative and clinical systems typically use NPI 1851380448 for WILLIAM HALEY (MD).
Should I treat WILLIAM HALEY (MD) as an active provider?
Patients and plans typically see WILLIAM HALEY (MD) as active in the national extract.
What type of care does WILLIAM HALEY (MD) provide?
WILLIAM HALEY (MD)'s profile centers on Nephrology Physician. Clinical services aligned with this taxonomy classification.
What city is tied to WILLIAM HALEY (MD)?
The directory associates WILLIAM HALEY (MD) with Jacksonville, Florida. Check all listed addresses for suites or satellite offices.
Who maintains WILLIAM HALEY (MD)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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