Karen A Kovalow-st John, MD - Medicare Rheumatology in San Luis Obispo, CA

Karen A Kovalow-st John, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in San Luis Obispo, California. She went to Indiana University School Of Medicine and graduated in 1983 and has 41 years of diverse experience with area of expertise as Rheumatology. She is a member of the group practice Rheumatology Services Medical Group and her current practice location is 77 Casa St Ste 101, San Luis Obispo, California. You can reach out to her office (for appointments etc.) via phone at (661) 695-8385.

Karen A Kovalow-st John is licensed to practice in Indiana (license number 01037613A) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1336146281.

Contact Information

Karen A Kovalow-st John, MD
77 Casa St Ste 101,
San Luis Obispo, CA 93405-5804
(661) 695-8385
(661) 679-6801

Map and Direction




Physician's Profile

Full NameKaren A Kovalow-st John
GenderFemale
SpecialityRheumatology
Experience41 Years
Location77 Casa St Ste 101, San Luis Obispo, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Karen A Kovalow-st John attended and graduated from Indiana University School Of Medicine in 1983
  NPI Data:
  • NPI Number: 1336146281
  • Provider Enumeration Date: 07/07/2005
  • Last Update Date: 09/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4284606690
  • Enrollment ID: I20210119001736

Medical Identifiers

Medical identifiers for Karen A Kovalow-st John such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336146281NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 01037613A (Indiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
French Hospital Medical CenterSan luis obispo, CAHospital
Marian Regional Medical CenterSanta maria, CAHospital
Sierra Vista Regional Medical CenterSan luis obispo, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Rheumatology Services Medical Group22646852707

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. Karen A Kovalow-st John allows following entities to bill medicare on her behalf.
Entity NameRheumatology Services Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265783948
PECOS PAC ID: 2264685270
Enrollment ID: O20121226000116

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. Karen A Kovalow-st John 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
Karen A Kovalow-st John, MD
8329 Brimhall Rd Ste 801,
Bakersfield, CA 93312-2243

Ph: (661) 695-8385
Karen A Kovalow-st John, MD
77 Casa St Ste 101,
San Luis Obispo, CA 93405-5804

Ph: (661) 695-8385

Reviews and Comments


Internal Medicine Doctors in San Luis Obispo, CA

Rabab Hajar, M.D
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 35 Casa St Ste 130, San Luis Obispo, CA 93405
Phone: 805-541-1422    Fax: 805-595-1815
Justin N Grammy, DO
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 1428 Phillips Ln Ste 203, San Luis Obispo, CA 93401
Phone: 805-543-4407    Fax: 805-543-4587
Pravir R Vatsa, MD
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 1023 Nipomo St # 110, San Luis Obispo, CA 93401
Phone: 805-439-2998    Fax: 805-439-2997
Philippe Duhaime, M.D
Rheumatology
Medicare: Medicare Enrolled
Practice Location: Sierra Vista Regional Medical Center, 1010 Murray Ave,, San Luis Obispo, CA 93405
Phone: 805-546-7000    
Dr. Grace Crittenden, MD
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 1250 Peach St Ste B, San Luis Obispo, CA 93401
Phone: 805-543-4043    
Christopher Vaughn Holland, M.D.
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 1551 Bishop St Ste 250, San Luis Obispo, CA 93401
Phone: 805-540-0689    Fax: 805-541-4376
Dr. Deborah A. Cherry, M.D.
Rheumatology
Medicare: Accepting Medicare Assignments
Practice Location: 4251 S Higuera St Ste 701, San Luis Obispo, CA 93401
Phone: 805-439-1381    Fax: 805-439-0138

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.