NPPES file of Aug 9, 2026

Shannon Somer Stockton, MD

Medical Oncology Physician · Largo, FL

Shannon Somer Stockton, MD is a medical oncology physician with a practice address in Largo, Florida, and NPI 1316444169, issued on Apr 9, 2018. Check the license (Florida ME172744, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316444169
Name
Shannon Somer Stockton
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
ME172744 FL
Self-reported in NPPES; status is on the state search
Practice location
100 Highland Ave N, Largo, FL 33770
Phone
(727) 683-2900
Enumerated
Apr 9, 2018
Record last updated
Jul 31, 2026
Fax
(727) 683-2901
Medicaid ID
126524400 FL
Medicare enrollment
Enrolled (PECOS I20250425001518); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 100 Highland Ave N

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Vivian Griffin, M.D.Radiation Oncology Physician1801898614
  2. Adissa Perez, APRNNurse Practitioner1033853080

Verify Shannon Somer Stockton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME172744
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

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82% fewer Medicare Part D claims than the average medical oncology physician in 2024

125 Medicare Part D claims for 34 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Shannon Stockton125
  2. Specialty average703

Most prescribed

  1. Letrozole11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $23.34

1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon Stockton$23
  2. Specialty average$11,773

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Florida Cancer Specialists And Research Institute, LLCLargo, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shannon Somer Stockton among 561 medical oncology physician records in Florida

Shannon Somer Stockton, MD is one of 561 medical oncology physician records with a practice address in Florida. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 93% of them.

  • NPI issued2018 · 93% of these records are older, 5% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2018 · median 2000 among the 463 with a school on file
  • Record last updated2026 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Florida

There are 561 medical oncology physician records in Florida.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Kerry Chamberlain, DOLargo, FL 337701073502233
  2. Robert Drapkin, M.D.Clearwater, FL 337671851399778
  3. Lane Ziegler, DOClearwater, FL 337671619959863
  4. Don Luong, M.D.Largo, FL 337771992904379
  5. Monique Sajjad, DOLargo, FL 337771487973087
  6. Jose Alemar, MDClearwater, FL 337611154302156
  7. Jennifer Ball, DOClearwater, FL 337611386635548
  8. Gregoire Bergier, MDClearwater, FL 337611528098720

Common questions

What is Shannon Somer Stockton, MD's NPI number?

Shannon Somer Stockton, MD's National Provider Identifier (NPI) is 1316444169, issued on Apr 9, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Somer Stockton, MD located?

The NPPES record lists a practice address at 100 Highland Ave N, Largo, FL, 33770. Phone: (727) 683-2900. Providers update this record themselves, so call before visiting.

How can I verify Shannon Somer Stockton, MD's license?

NPPES lists Florida license number ME172744, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Shannon Somer Stockton, MD prescribe under Medicare Part D?

In 2024, Shannon Somer Stockton, MD had 125 Medicare Part D claims for 34 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.