NPPES file of Aug 9, 2026

Marc Olshan, M.D.

Emergency Medicine Physician · Palmetto Bay, FL

Marc Olshan, M.D. is an emergency medicine physician with a practice address in Palmetto Bay, Florida, and NPI 1437491040, issued on Mar 21, 2013. Check the license (Florida 136573, 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
1437491040
Name
Marc Olshan
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
136573 FL
Self-reported in NPPES; status is on the state search
Practice location
9333 SW 152ND St, Palmetto Bay, FL 33157
Phone
(305) 256-5001
Enumerated
Mar 21, 2013
Record last updated
Sep 18, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190220000274); 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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8 nearest emergency medicine physician records → All 4,034 in Florida → Look up another NPI →

Also registered at 9333 SW 152ND St

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

  1. Gregory Adaka, M.D.Emergency Medicine Physician1023426509
  2. Fernando Alfonso, CRNACertified Registered Nurse Anesthetist1699198952
  3. Lisa Alvarez, RD, LDNRegistered Dietitian1336410950
  4. Claudia Amengual, ARNPAcute Care Nurse Practitioner1104607720
  5. Miguel Amor, CRNACertified Registered Nurse Anesthetist1437540127
  6. Erick Andreu, MDEmergency Medicine Physician1518927193

Verify Marc Olshan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 136573    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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47% fewer Medicare Part D claims than the average emergency medicine physician in 2024

119 Medicare Part D claims for 96 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Marc Olshan119
  2. Specialty average226

Most prescribed

  1. Naproxen22 claims
  2. Amoxicillin-Clavulanate Potass12 claims
  3. Cefuroxime12 claims
  4. Cephalexin12 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: $143.57

1 payment: food and beverage; the largest payer was Penumbra, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marc Olshan$143.57
  2. Specialty average$953.79

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. Public Health Trust OF Miami Dade County FloridaPalmetto Bay, FL

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

Marc Olshan among 4,034 emergency medicine physician records in Florida

Marc Olshan, M.D. is one of 4,034 emergency medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 61% of them.

  • NPI issued2013 · 61% of these records are older, 36% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2013 · median 2013 among the 2,199 with a school on file
  • Record last updated2018 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 emergency medicine physician records list a practice address in Palmetto Bay

They are 11 of the 745 NPPES records with a practice address in Palmetto Bay, and 4,034 emergency medicine physician records in Florida.

All 4,034 in Florida → Every provider in Palmetto Bay → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Gregory Adaka, M.D.Palmetto Bay, FL 331571023426509
  2. Erick Andreu, MDPalmetto Bay, FL 331571518927193
  3. Danielle Desvallons, M.D.Village Of Palmetto Bay, FL 331571952318644
  4. Adebayo Fayiga, MDPalmetto Bay, FL 331571740258516
  5. Catherine Feliciano, D.O.Village Of Palmetto Bay, FL 331571164542809
  6. Sarah Flanagan, D.O.Palmetto Bay, FL 331571609278969
  7. Manuel Lopez Diaz, MDPalmetto Bay, FL 331571255311338
  8. Raysa Marrero, M.D.Miami, FL 331571720106669

Common questions

What is Marc Olshan, M.D.'s NPI number?

Marc Olshan, M.D.'s National Provider Identifier (NPI) is 1437491040, issued on Mar 21, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Marc Olshan, M.D. located?

The NPPES record lists a practice address at 9333 SW 152ND St, Palmetto Bay, FL, 33157. Phone: (305) 256-5001. Providers update this record themselves, so call before visiting.

How can I verify Marc Olshan, M.D.'s license?

NPPES lists Florida license number 136573, 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 Marc Olshan, M.D. prescribe under Medicare Part D?

In 2024, Marc Olshan, M.D. had 119 Medicare Part D claims for 96 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.