NPPES file of Aug 9, 2026

M Jeffrey Marcus, M.D.

Otolaryngic Allergy Physician · Inverness, FL

M Jeffrey Marcus, M.D. is an otolaryngic allergy physician with a practice address in Inverness, Florida, and NPI 1427057397, issued on Jul 21, 2005. Check the license (Florida ME20810, 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
1427057397
Name
M Jeffrey Marcus
Credential
M.D.
Primary taxonomy
Otolaryngic Allergy Physician 207YX0602X
License number
ME20810 FL
Self-reported in NPPES; status is on the state search
Practice location
821 Medical CT E, Inverness, FL 34452
Phone
(352) 726-3131
Enumerated
Jul 21, 2005
Record last updated
Jun 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(888) 491-4367
Medicaid ID
057682400 FL
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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5 nearest otolaryngic allergy physician records → All 6 in Florida → Look up another NPI →

Also registered at 821 Medical CT E

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

  1. Elizabeth Barber, SLPSpeech-Language Pathologist1093660722
  2. Kenneth Booher, M.S., F-AAAAudiologist1841497062

Verify M Jeffrey Marcus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME20810    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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98% fewer Medicare Part D claims than the average otolaryngic allergy physician in 2024

14 Medicare Part D claims, against an average of 867 among the 91 providers of this specialty who prescribed in Part D.

  1. M Marcus14
  2. Specialty average867

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.

Otolaryngic Allergy Physician providers in Florida

There are 6 otolaryngic allergy physician records in Florida.

All 6 in Florida → Every provider in Inverness → Otolaryngic Allergy Physician nationwide →

The 5 otolaryngic allergy physician records with the nearest ZIP codes

  1. Mark Montgomery, M.D.Bonita Springs, FL 341351528012655
  2. Richard Allen, MDFort Pierce, FL 349811124136155
  3. Howard Zipper, M.D.Delray Beach, FL 334841063821486
  4. Barry Kronman, M.D.Indialantic, FL 329031265568398
  5. Joseph Siefker, M.D.Fort Walton Beach, FL 325471417940339

Common questions

What is M Jeffrey Marcus, M.D.'s NPI number?

M Jeffrey Marcus, M.D.'s National Provider Identifier (NPI) is 1427057397, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is M Jeffrey Marcus, M.D. located?

The NPPES record lists a practice address at 821 Medical CT E, Inverness, FL, 34452. Phone: (352) 726-3131. Providers update this record themselves, so call before visiting.

How can I verify M Jeffrey Marcus, M.D.'s license?

NPPES lists Florida license number ME20810, 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 M Jeffrey Marcus, M.D. prescribe under Medicare Part D?

In 2024, M Jeffrey Marcus, M.D. had 14 Medicare Part D claims; the average among otolaryngic allergy physician prescribers was 867. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.