JOHN CASLER (MD) – Otolaryngology Physician, NPI 1730183096

JOHN CASLER (MD) is a healthcare provider. based in Jacksonville, Florida. specializing in Otolaryngology Physician. They hold the professional credentials MD. They hold a License No. ME100360 (FL). The NPI Number for JOHN CASLER (MD) is 1730183096

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
JOHN CASLER (MD)
NPI
1730183096
Phone
Not provided
Address
4500 SAN PABLO RD S
Enumeration Date
2 June 2005
Last Update Date
23 February 2024

Doctor Profile

Medical School Name
GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
9049532000
Graduation Year
1983 (43 years ago)
PAC ID
6103807680
Group Practice PAC ID
5698689297
Professional Enrollment ID
I20080306000437

Contacts

Secure Messaging
jcasler67201@ehrdirect.mayoclinicmsg.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:21State licenses:1Other namesUpdated within 12 months

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Provider Addresses for JOHN CASLER (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: 2008-03-06

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
I20080306000437IOtolaryngologyFLTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99204New patient office or other outpatient visit, 45-59 minutes9393$0
99203New patient office or other outpatient visit, 30-44 minutes3232$0
60500Removal or exploration of parathyroid glands2727$0
31575Diagnostic exam of voice box using a flexible endoscope2423$0
38724Removal of lymph nodes, muscle, and tissue of neck1919$0
View full utilization report →

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 federal number belongs to JOHN CASLER (MD)?
The federal identifier for JOHN CASLER (MD) is NPI 1730183096.
Is JOHN CASLER (MD) active in the national directory?
JOHN CASLER (MD)'s public NPI profile is in an active state.
Can you summarize JOHN CASLER (MD)'s specialty in plain language?
Clinically, the directory lists JOHN CASLER (MD) with Otolaryngology Physician. Clinical services aligned with this taxonomy classification.
Where is JOHN CASLER (MD)'s primary listing?
We display Jacksonville, Florida because that is what the record indicates for JOHN CASLER (MD).
Is JOHN CASLER (MD) a real provider?
This page reflects official NPPES data for NPI 1730183096. Always confirm identity and privileges with the practice and licensing boards.

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