DR. JONATHAN MARK GORDON (M.D.) – Internal Medicine Physician, NPI 1124057005

DR. JONATHAN MARK GORDON (M.D.) is a healthcare provider. based in Ridgefield, Connecticut. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 017998 (CT). The NPI Number for DR. JONATHAN MARK GORDON (M.D.) is 1124057005

Main info

Male
Name
DR. JONATHAN MARK GORDON (M.D.)
NPI
1124057005
Phone
(203) 438-6541
Address
21 SOUTH ST
Enumeration Date
2 July 2006
Last Update Date
19 August 2016
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. JONATHAN MARK GORDON (M.D.)

  • 21, South Street, Ridgefield, Fairfield County, Connecticut, 06877, United States

    RIDGEFIELD, CT 068774102

    Phone: (203) 438-6541

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2006-10-02

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20061002000273IInternal MedicineCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06877)

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Reviews

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Frequently asked questions

What number should I use to identify DR. JONATHAN MARK GORDON (M.D.) for billing?
Administrative and clinical systems typically use NPI 1124057005 for DR. JONATHAN MARK GORDON (M.D.).
Should I treat DR. JONATHAN MARK GORDON (M.D.) as an active provider?
Patients and plans typically see DR. JONATHAN MARK GORDON (M.D.) as active in the national extract.
What services align with DR. JONATHAN MARK GORDON (M.D.)'s listing?
DR. JONATHAN MARK GORDON (M.D.)'s public classification highlights Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to DR. JONATHAN MARK GORDON (M.D.)?
DR. JONATHAN MARK GORDON (M.D.) is associated with Ridgefield, Connecticut in the same public data insurers reference.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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