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DR. MARK A. CHAMBERS M.D.
NPI 1134237456
Family Medicine in Springfield, MO

Active since August 27, 2006Opted out of Medicare · through Sep 1, 2027
3850 S NATIONAL AVE, #520, SPRINGFIELD, MO 65807(417) 269-7878(417) 269-7887 Get Directions Write a Review

NPPES record last updated: November 16, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark A. Chambers M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK A. CHAMBERS M.D. (NPI 1134237456) is an individual family medicine provider in Springfield, Missouri, licensed in Missouri (108168) and active in the NPI registry since August 2006. He has opted out of Medicare through September 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1134237456
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MARK A. CHAMBERSCredential: M.D.
Location Address3850 S NATIONAL AVE, #520Springfield, MO 65807-5287
Mailing Address3800 S National Ave, #540Springfield, MO 65807-5209 · (417) 269-7878 · Fax (417) 269-7887
Phone(417) 269-7878
Fax(417) 269-7887
Sole ProprietorNo
Enumeration DateAugust 27, 2006
Last NPPES UpdateNovember 16, 2012
✔ NPI 1134237456 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MO · 108168
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3850 S NATIONAL AVE, Springfield, MO 65807
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Other Identifiers 6

Medicaid209781004MO
Medicare PIN000094143
Medicare PINP00371884
Medicare UPING89554
Medicare PIN080155534
Medicare PIN963125121

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Mark A. Chambers M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from September 1, 2015 through September 1, 2027.

Opt-Out Effective DateSeptember 1, 2015
Opt-Out In Effect ThroughSeptember 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65807 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.64 typical visit price
range $52.28 – $161.24
Typical copayment $20.41 (range $13.07 – $40.31)
Most-billed visit code 99203
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RADIATION ONCOLOGY OF THE OZARKS, INC.
Specialist
3850 S NATIONAL AVE, STE 100
SPRINGFIELD, MO 65807
Greene County (417) 269-8926
DR. KARRIE DERENSKI PHARM.D.
Pharmacist (Nutrition Support)
3850 S NATIONAL AVE, SUITE 200
SPRINGFIELD, MO 65807
Greene County (417) 269-5118
WILLIAM F CUNNINGHAM M.D.
Internal Medicine (Medical Oncology)
3850 S NATIONAL AVE, SUITE 600
SPRINGFIELD, MO 65807
Greene County (417) 882-4880
TRACY LYNN ROBERTS M.D.
Radiology (Diagnostic Radiology)
3850 S NATIONAL AVE, SUITE 300
SPRINGFIELD, MO 65807
Greene County (417) 269-6170
PHYSICIANS FOR BREAST HEALTH, L.L.C.
Radiology (Diagnostic Radiology)
3850 S NATIONAL AVE, SUITE 300
SPRINGFIELD, MO 65807
Greene County (417) 269-6170
DR. BARRY S FARBER M.D.
Urology
3850 S NATIONAL AVE, SUITE 320
SPRINGFIELD, MO 65807
Greene County (417) 269-6944
NICHOLAS ANDREW MADDEN MD
Radiology (Radiation Oncology)
3850 S NATIONAL AVE
SPRINGFIELD, MO 65807
Greene County (174) 269-6115
CHRISTINE A CZACHOWSKI FNP
Nurse Practitioner
3850 S NATIONAL AVE
SPRINGFIELD, MO 65807
Greene County (417) 882-4880

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Chambers's NPI number?

The NPI number for Mark Chambers is 1134237456. It was assigned to this individual provider in the NPPES registry on August 27, 2006.

Where is Mark Chambers located?

Mark Chambers practices at 3850 S National Ave #520, Springfield, MO 65807. The listed phone number is (417) 269-7878.

What is Mark Chambers's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Mark Chambers enrolled in Medicare?

No. Mark Chambers has opted out of Medicare through September 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Mark Chambers was last updated on November 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.