Dr Jon Mark Johnson Sr, MD - Medicare Internal Medicine in Stillwater, OK

Dr Jon Mark Johnson Sr, MD is a medicare enrolled "Internal Medicine" physician in Stillwater, Oklahoma. He went to University Of Oklahoma College Of Medicine and graduated in 1984 and has 40 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Select Physical Therapy Holdings Inc, Stillwater Medical Center Authority and his current practice location is 608 S Hester St, Stillwater, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 377-8000.

Dr Jon Mark Johnson Sr is licensed to practice in Oklahoma (license number 15120) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1598765497.

Contact Information

Dr Jon Mark Johnson Sr, MD
608 S Hester St,
Stillwater, OK 74074-4516
(405) 377-8000
(405) 377-8040

Map and Direction




Physician's Profile

Full NameDr Jon Mark Johnson Sr
GenderMale
SpecialityInternal Medicine
Experience40 Years
Location608 S Hester St, Stillwater, Oklahoma
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Jon Mark Johnson Sr attended and graduated from University Of Oklahoma College Of Medicine in 1984
  NPI Data:
  • NPI Number: 1598765497
  • Provider Enumeration Date: 07/21/2005
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 5890758460
  • Enrollment ID: I20080818000219

Medical Identifiers

Medical identifiers for Dr Jon Mark Johnson Sr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598765497NPI-NPPES
100125430BMedicaidOK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 15120 (Oklahoma)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Stillwater Medical Center Home Health ServicesStillwater, OKHome health agency
Carter Healthcare Of Central Oklahoma, LlcOklahoma city, OKHome health agency
Stillwater Medical CenterStillwater, OKHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Select Physical Therapy Holdings Inc95370764011487
Stillwater Medical Center Authority2365353794143

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Jon Mark Johnson Sr allows following entities to bill medicare on his behalf.
Entity NameStillwater Medical Center Authority
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558377135
PECOS PAC ID: 2365353794
Enrollment ID: O20040525001304

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Jon Mark Johnson Sr is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Jon Mark Johnson Sr, MD
608 S Hester St,
Stillwater, OK 74074-4516

Ph: (405) 377-8000
Dr Jon Mark Johnson Sr, MD
608 S Hester St,
Stillwater, OK 74074-4516

Ph: (405) 377-8000

Reviews and Comments


Internal Medicine Doctors in Stillwater, OK

Val Gene Iven, M.D.
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Phone: 405-744-5430    Fax: 405-744-4945
Terry N Brown, M.D.
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Phone: 405-743-7300    Fax: 405-743-7290
Dr. Michael Warren Strange, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1202 W Farm Rd, Stillwater, OK 74078
Phone: 405-744-7016    Fax: 405-744-6556
Dr. Bruce Earl Baugher, D.O.
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Medicare: Accepting Medicare Assignments
Practice Location: 1323 W 6th Ave, Stillwater, OK 74074
Phone: 405-372-1480    
Jennifer Gail Gallaway, ARNP
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Medicare: Not Enrolled in Medicare
Practice Location: 821 S Pine St, Stillwater, OK 74074
Phone: 405-533-1332    Fax: 405-533-1704
Senthil Nachimuthu, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1323 W 6th Ave Ste 201, Stillwater, OK 74074
Phone: 405-533-3010    
Michele J Macdonnell, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1815 W 6th Ave, Stillwater, OK 74074
Phone: 405-743-7300    Fax: 405-743-7225

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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