NPPES file of Aug 9, 2026

Lynn Francis Sumerson, D.O.

Otolaryngology Physician · Largo, FL

Lynn Francis Sumerson, D.O. is an otolaryngology physician with a practice address in Largo, Florida, and NPI 1235139114, issued on Jul 21, 2005. Check the license (Florida 052218, 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
1235139114
Name
Lynn Francis Sumerson
Credential
D.O.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
052218 FL
Self-reported in NPPES; status is on the state search
Practice location
8200 Bryan Dairy RD, Largo, FL 33777
Phone
(727) 398-5728
Enumerated
Jul 21, 2005
Record last updated
Mar 5, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(727) 398-4914
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8200 Bryan Dairy RD

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

  1. Kyle Acker, AU.D.Audiologist1124292768
  2. Richard Gans, PH.D.Audiologist1265434054
  3. Collin Griffin, AU.D.Audiologist1134393739
  4. Patricia Harrington Gans, AUDAudiologist1730180720
  5. Ryan Malkiewicz, AU.DAudiologist1922475805
  6. Renee Montaudo, AUDAudiologist1679574065

Verify Lynn Francis Sumerson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 052218
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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94% fewer Medicare Part D claims than the average otolaryngology physician in 2024

35 Medicare Part D claims, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D.

  1. Lynn Sumerson35
  2. Specialty average541

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.

Lynn Francis Sumerson among 659 otolaryngology physician records in Florida

Lynn Francis Sumerson, D.O. is one of 659 otolaryngology physician records with a practice address in Florida. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 81% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2010 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Florida

There are 659 otolaryngology physician records in Florida.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Shruthi Parasher, M.D.Largo, FL 337771477931988
  2. Christopher Leto, M.D.Largo, FL 337701023451754
  3. Jeffrey Saeks, M.D.Largo, FL 337701881950699
  4. Adrian Chow, MDClearwater, FL 337611295392603
  5. Alexander Malone, MDClearwater, FL 337611558603613
  6. Antonio Monson, MDClearwater, FL 337601659456259
  7. James Barna, MDClearwater, FL 337561831249861
  8. Matthew Clavenna, MDClearwater, FL 337561043453350

Common questions

What is Lynn Francis Sumerson, D.O.'s NPI number?

Lynn Francis Sumerson, D.O.'s National Provider Identifier (NPI) is 1235139114, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Lynn Francis Sumerson, D.O. located?

The NPPES record lists a practice address at 8200 Bryan Dairy RD, Largo, FL, 33777. Phone: (727) 398-5728. Providers update this record themselves, so call before visiting.

How can I verify Lynn Francis Sumerson, D.O.'s license?

NPPES lists Florida license number 052218, 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 Lynn Francis Sumerson, D.O. prescribe under Medicare Part D?

In 2024, Lynn Francis Sumerson, D.O. had 35 Medicare Part D claims; the average among otolaryngology physician prescribers was 541. 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.