MARK R JOHNSON (M.D.) – Pediatric Pulmonology Physician, NPI 1205811775

MARK R JOHNSON (M.D.) is a healthcare provider. based in Springfield, Illinois. specializing in Pediatric Pulmonology Physician. They hold the professional credentials M.D.. They hold a License No. 036-093433 (IL). The NPI Number for MARK R JOHNSON (M.D.) is 1205811775

Main info

Male
Name
MARK R JOHNSON (M.D.)
NPI
1205811775
Phone
(217) 545-0702
Address
301 N 8TH ST
Enumeration Date
7 December 2005
Last Update Date
17 November 2020

Contacts

Secure Messaging
markjohnson@siusm.allscriptsdirect.net
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

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Provider Addresses for MARK R JOHNSON (M.D.)

  • 301, North 8th Street, Springfield, Sangamon County, Illinois, 62701, United States

    SPRINGFIELD, IL 627011041

    Phone: (217) 545-0702

    Fax: (217) 545-5834

    Type: Location

  • PO BOX 19639

    SPRINGFIELD, IL 627949639

    Phone: (217) 545-7578

    Fax: (217) 545-1884

    Type: Mailing

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: 2004-09-20

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
I20040920000085IPulmonary DiseaseILTBD

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 62701)

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Reviews

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Frequently asked questions

How is MARK R JOHNSON (M.D.) identified in CMS data?
CMS-hosted NPPES data lists MARK R JOHNSON (M.D.) with NPI 1205811775.
Does the file indicate MARK R JOHNSON (M.D.) is practicing under active NPI?
Directory data currently reports MARK R JOHNSON (M.D.) as active.
What is MARK R JOHNSON (M.D.)'s primary classification?
Pediatric Pulmonology Physician is the headline specialty for MARK R JOHNSON (M.D.) here. Clinical services aligned with this taxonomy classification.
What address line appears for MARK R JOHNSON (M.D.)?
MARK R JOHNSON (M.D.)'s geographic hint is Springfield, Illinois in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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