DR. ANDREW SEAN MALLON (D.O.) – Otolaryngology Physician, NPI 1255569570

DR. ANDREW SEAN MALLON (D.O.) is a healthcare provider. based in Clearwater, Florida. specializing in OTOLARYNGOLOGY. They hold the professional credentials D.O.. They hold a License No. OS12619 (FL). The NPI Number for DR. ANDREW SEAN MALLON (D.O.) is 1255569570

Main info

Male
17 Years Of Experience
Accepts Medicare Assignment
Name
DR. ANDREW SEAN MALLON (D.O.)
NPI
1255569570
Phone
(727) 216-0700
Address
2515 COUNTRYSIDE BLVD
Enumeration Date
25 June 2009
Last Update Date
14 May 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7274413588
Graduation Year
2009 (17 years ago)
PAC ID
3779709100
Group Practice PAC ID
0941260103
Professional Enrollment ID
I20140721002124
Address ID
FL337563313CL1330XHARR400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience65
Completeness75
Years active:16State licenses:2Digital endpointsOther names

732 OTOLARYNGOLOGY in FL

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Provider Addresses for DR. ANDREW SEAN MALLON (D.O.)

  • 2515, Countryside Boulevard, Clearwater, Pinellas County, Florida, 33763, United States

    SUITE E

    CLEARWATER, FL 337631603

    Phone: (727) 216-0700

    Fax: (727) 216-0704

    Type: Mailing

  • 1330, South Ft Harrison Avenue, Clearwater, Pinellas County, Florida, 33756, United States

    CLEARWATER, FL 337563313

    Phone: (727) 216-0700

    Fax: (727) 216-0704

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 9 Open Payments records for all available years, with a total value of $428.

Total Amount is formed as General ($428) + Research ($0) + Ownership ($0) = $428.

Last reported payment date: 2024-10-16 • Largest payer in this snapshot: Neurent Medical Limited ($169).

Total Amount

$428

General + Research + Ownership

Payments

9

Total payment records

General Amount

$428

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-16

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

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: 2014-07-21

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
I20140721002124IOtolaryngologyFLTBD

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
99214Established patient office or other outpatient visit, 30-39 minutes703398$0
69210Removal of impacted ear wax398261$0
99213Established patient office or other outpatient visit, 20-29 minutes248183$0
99204New patient office or other outpatient visit, 45-59 minutes226226$0
31231Diagnostic exam of nasal passages using an endoscope191163$0
View full utilization report →

Insurance plans in this area (ZIP 33763)

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Provider's Procedures

DR. ANDREW SEAN MALLON (D.O.) performs procedures in OTOLARYNGOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OTOLARYNGOLOGYFL92567Eardrum testing using ear probe154120

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: 0941260103View full group profile
NameSpecialtyState
O T O L A R Y N G O L O G YFL
O T O L A R Y N G O L O G YFL
Otolaryngology, Plastic And Reconstructive SurgeryFL
O T O L A R Y N G O L O G YFL
Physician AssistantFL
O T O L A R Y N G O L O G YFL
-FL
O T O L A R Y N G O L O G YFL
O T O L A R Y N G O L O G YFL
O T O L A R Y N G O L O G YFL

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Frequently asked questions

What identifier follows DR. ANDREW SEAN MALLON (D.O.) across health systems?
The NPI 1255569570 uniquely identifies DR. ANDREW SEAN MALLON (D.O.) in U.S. healthcare data.
Does the public listing show DR. ANDREW SEAN MALLON (D.O.) as active?
DR. ANDREW SEAN MALLON (D.O.)'s NPI record reflects an active status in NPPES.
Which specialty label fits DR. ANDREW SEAN MALLON (D.O.)?
NPPES ties DR. ANDREW SEAN MALLON (D.O.) to Otolaryngology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Is DR. ANDREW SEAN MALLON (D.O.) tied to Clearwater, Florida?
If you are local to Clearwater, Florida, DR. ANDREW SEAN MALLON (D.O.) may be relevant to your search.
Can I export DR. ANDREW SEAN MALLON (D.O.)'s record?
You can download the official NPPES record; we summarize key fields for readability.