JAMES W CLARKE (M.D.) – Radiation Oncology Physician, NPI 1295959724

JAMES W CLARKE (M.D.) is a healthcare provider. based in Layton, Utah. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 7261255-1205 (UT). The NPI Number for JAMES W CLARKE (M.D.) is 1295959724

Main info

Male
17 Years Of Experience
Accepts Medicare Assignment
Name
JAMES W CLARKE (M.D.)
NPI
1295959724
Phone
(801) 807-1000
Address
1600 W Antelope Dr
Enumeration Date
13 April 2007
Last Update Date
9 July 2024

Doctor Profile

Medical School Name
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Secondary Phone
8013598956
Graduation Year
2009 (17 years ago)
PAC ID
0648324749
Group Practice PAC ID
6800785510
Professional Enrollment ID
I20090824000292
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

61 RADIATION ONCOLOGY in UT

Provider Addresses for JAMES W CLARKE (M.D.)

  • 1600 W Antelope Dr

    Layton, UT 840411142

    Phone: (801) 807-1000

    Type: Location

  • 5150 S 375 E STE 3

    WASHINGTON TERRACE, UT 844054503

    Phone: (801) 475-6532

    Fax: (801) 475-6182

    Type: Mailing

  • 700 W 800 N STE 140

    OREM, UT 840576301

    Phone: (801) 852-0210

    Fax: (801) 852-0215

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 11 Open Payments records for all available years, with a total value of $335.

Total Amount is formed as General ($335) + Research ($0) + Ownership ($0) = $335.

Last reported payment date: 2024-11-18 • Largest payer in this snapshot: ACCURAY INCORPORATED ($151).

Total Amount

$335

General + Research + Ownership

Payments

11

Total payment records

General Amount

$335

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-18

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: 2020-01-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20090824000292IRadiation OncologyUTTBD
I20200103002285IRadiation OncologyNVTBD

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
77014Ct guidance for insertion of radiation therapy fields65245$0
G6015Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session62341$0
77336Continuing radiation therapy consultation per week20759$0
J9217Leuprolide acetate (for depot suspension), 7.5 mg14527$0
99213Established patient office or other outpatient visit, 20-29 minutes142125$0
View full utilization report →

Insurance plans in this area (ZIP 84041)

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Provider's Procedures

JAMES W CLARKE (M.D.) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYUT77263Management of radiation therapy, complex6758
RADIATION ONCOLOGYUT77300Calculation of radiation therapy dose8937

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: 6800785510View full group profile
NameSpecialtyState
-UT
Radiation OncologyUT
Radiation OncologyUT
Radiation OncologyUT

Reviews

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Frequently asked questions

Where can patients find JAMES W CLARKE (M.D.)'s NPI?
You can confirm JAMES W CLARKE (M.D.) with NPI 1295959724; it appears in the national provider directory.
Does this profile mean JAMES W CLARKE (M.D.) is currently active?
Yes — JAMES W CLARKE (M.D.) appears active in the national provider directory.
Does JAMES W CLARKE (M.D.) list a primary specialty?
If you are matching referrals, note Radiation Oncology Physician for JAMES W CLARKE (M.D.). Clinical services aligned with this taxonomy classification.
What location shows for JAMES W CLARKE (M.D.)?
We surface Layton, Utah for JAMES W CLARKE (M.D.) based on available NPPES addresses.
What if Layton, Utah seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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