NPPES file of Aug 9, 2026

David Mark Majercin, DC

Chiropractor · Sarasota, FL

David Mark Majercin, DC is a chiropractor with a practice address in Sarasota, Florida, and NPI 1609895556, issued on Jul 19, 2006. Check the license (Florida CH7308, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609895556
Name
David Mark Majercin
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
CH7308 FL
Self-reported in NPPES; status is on the state search
Practice location
5640 Marquesas Cir, Sarasota, FL 34233
Phone
(941) 921-5741
Enumerated
Jul 19, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(941) 927-5746
Medicare enrollment
Enrolled (PECOS I20101112000871); 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 chiropractor records → All 6,967 in Florida → Look up another NPI →

Also registered at 5640 Marquesas Cir

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

  1. Godofredo Herzog, MDGeneral Practice Physician1811913445
  2. Gwenyth Majercin, DCChiropractor1316662653
  3. Katarzyna Przepiora, PHYSICAL THERAPISTNeuromuscular Medicine (Physical Medicine & Rehabilitation) Physician1053575795

Verify David Mark Majercin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license CH7308    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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Bills Medicare through one group practice

  1. Sarasota Medical Clinic PASarasota, FL

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

David Mark Majercin among 6,967 chiropractor records in Florida

David Mark Majercin, DC is one of 6,967 chiropractor records with a practice address in Florida. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 71% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 32% of these records are
  • Graduated1996 · median 2007 among the 2,252 with a school on file
  • Record last updated2007 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

184 chiropractor records list a practice address in Sarasota

They are 184 of the 6,548 NPPES records with a practice address in Sarasota, and 6,967 chiropractor records in Florida.

All 6,967 in Florida → Every provider in Sarasota → Chiropractor nationwide →

The 8 chiropractor records with the nearest ZIP codes

  1. Joanthan Berman, D.C.Sarasota, FL 342331760508204
  2. Kenneth Carle, D.C.Sarasota, FL 342331134161250
  3. Steven Cassese, D.C.Sarasota, FL 342331093932220
  4. John Chait, DCSarasota, FL 342331730258542
  5. Max Gastineau, D.C.Sarasota, FL 342331134346554
  6. Shelly Kennedy, D.C.Sarasota, FL 342331508852989
  7. Daniel Knapp, D.C.Sarasota, FL 342331447255419
  8. Abraham Kozma, DCSarasota, FL 342331083751499

Common questions

What is David Mark Majercin, DC's NPI number?

David Mark Majercin, DC's National Provider Identifier (NPI) is 1609895556, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Mark Majercin, DC located?

The NPPES record lists a practice address at 5640 Marquesas Cir, Sarasota, FL, 34233. Phone: (941) 921-5741. Providers update this record themselves, so call before visiting.

How can I verify David Mark Majercin, DC's license?

NPPES lists Florida license number CH7308, 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.

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.