DR. RANDY V HEYSEK (MD) – Radiation Oncology Physician, NPI 1629036801

DR. RANDY V HEYSEK (MD) is a healthcare provider. based in Lakeland, Florida. specializing in Radiation Oncology Physician. They hold the professional credentials MD. They hold a License No. ME51222 (FL). The NPI Number for DR. RANDY V HEYSEK (MD) is 1629036801

Main info

Male
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. RANDY V HEYSEK (MD)
NPI
1629036801
Phone
(863) 603-4717
Address
1730 Lakeland Hills Blvd
Enumeration Date
4 May 2006
Last Update Date
27 November 2023

Doctor Profile

Medical School Name
UNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Secondary Phone
8636807780
Graduation Year
1984 (42 years ago)
PAC ID
0446147128
Group Practice PAC ID
1456258979
Professional Enrollment ID
I20050813000132

Contacts

Secure Messaging
rheysek6641@direct.watsonclinicad.com
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

Provider Addresses for DR. RANDY V HEYSEK (MD)

  • 1730 Lakeland Hills Blvd

    Lakeland, FL 338053013

    Phone: (863) 603-4717

    Fax: (866) 264-8519

    Type: Location

  • The Box, Beezon Road, Mintsfeet, Kendal, South Lakeland, Cumbria, North West England, England, LA9 6EL, United Kingdom

    LAKELAND, FL 338040758

    Phone: (407) 566-9899

    Fax: (407) 566-9893

    Type: Mailing

  • 27, Davenport Place, Hempstead, Nassau County, New York, 11710, United States

    DAVENPORT, FL 33837

    Phone: (863) 419-0692

    Fax: (863) 419-1695

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $40.

Total Amount is formed as General ($40) + Research ($0) + Ownership ($0) = $40.

Last reported payment date: 2023-05-26 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($24).

Total Amount

$40

General + Research + Ownership

Payments

2

Total payment records

General Amount

$40

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-05-26

Latest reported date

Top Companies

Largest payers in this snapshot

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.

No Medicare enrollment or revalidation data available for this provider in our database.

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 33805)

Loading plans...

Provider's Procedures

DR. RANDY V HEYSEK (MD) performs procedures in Radiation Oncology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYFL77427Radiation treatment management, 5 treatments41188

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: 1456258979View full group profile
NameSpecialtyState
Internal MedicineFL
A N E S T H E S I O L O G YFL
-FL
Physical Therapist In Private PracticeFL
Pulmonary Disease, Internal MedicineFL
-FL
Nurse PractitionerFL
Emergency MedicineFL
-FL
Nurse PractitionerFL

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What NPI should I save for DR. RANDY V HEYSEK (MD)?
Save NPI 1629036801 if you need a stable reference for DR. RANDY V HEYSEK (MD).
Is DR. RANDY V HEYSEK (MD) currently active in the NPI registry?
CMS-published data lists DR. RANDY V HEYSEK (MD) as an active registrant.
Can you summarize DR. RANDY V HEYSEK (MD)'s specialty in plain language?
Clinically, the directory lists DR. RANDY V HEYSEK (MD) with Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
Where does public data place DR. RANDY V HEYSEK (MD)?
The snapshot lists Lakeland, Florida for DR. RANDY V HEYSEK (MD); download NPPES for the complete set.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

MICHAEL N. SHEVACH (MD)

Radiation Oncology Physician
Lakeland Regional Health Medical Center, 1324, Lakeland Hills Boulevard, Lakeland, Polk County, Florida, 33805, United States
NPI: 1194710285

DAVID W JR. GRAHAM (MD)

Radiation Oncology Physician
1600, Lakeland Hills Boulevard, Lakeland, Polk County, Florida, 33805, United States
NPI: 1699766881

SANDRA J SHA (MD)

Radiation Oncology Physician
Lakeland Hills Boulevard, Lakeland, Polk County, Florida, United States
NPI: 1396717328

DR. JOHN THOMAS BARRETT (MD)

Radiation Oncology Physician
1730 Lakeland Hills Blvd
NPI: 1568571537

DR. WILLIAM THEOTIS GHEE (MD)

Radiation Oncology Physician
PO BOX 102101
NPI: 1780705194

KRIS M. GUERRIER (M.D.)

Radiation Oncology Physician
1324 LAKELAD HILLS BLVD
NPI: 1649451568
3001 W DR MARTIN LUTHER KING JR BLVD
NPI: 1801109780

DR. MATTHEW ALLAN ASSING (M.D.)

Diagnostic Radiology Physician
300 PASTEUR DR # H1307
NPI: 1285923292

Hollis Cancer Center Campus

Multi-Specialty Clinic/Center
1324 LAKELAND HILLS BLVD
NPI: 1609280635