Mary Gretchen O Connor, PT - Medicare Physical Therapist in Grayslake, IL

Mary Gretchen O Connor, PT is a medicare enrolled "Physical Therapist - Geriatrics" provider in Grayslake, Illinois. She graduated from medical school in 1987 and has 37 years of diverse experience with area of expertise as Physical Therapy. She is a member of the group practice Grayslake Rehabilitation And Complete Physical Therapy Llc and her current practice location is 997 N Corporate Cir, Grayslake, Illinois. You can reach out to her office (for appointments etc.) via phone at (847) 223-8001.

Mary Gretchen O Connor is licensed to practice in Illinois (license number 070.019894) 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 1861941346.

Contact Information

Mary Gretchen O Connor, PT
997 N Corporate Cir,
Grayslake, IL 60030-7822
(847) 223-8001
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameMary Gretchen O Connor
GenderFemale
SpecialityPhysical Therapy
Experience37 Years
Location997 N Corporate Cir, Grayslake, Illinois
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:
  • Mary Gretchen O Connor graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1861941346
  • Provider Enumeration Date: 09/26/2016
  • Last Update Date: 10/03/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 7012295272
  • Enrollment ID: I20161024001484

Medical Identifiers

Medical identifiers for Mary Gretchen O Connor such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861941346NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2251G0304XPhysical Therapist - Geriatrics 070.019894 (Illinois)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Grayslake Rehabilitation And Complete Physical Therapy Llc418367940011

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. Mary Gretchen O Connor allows following entities to bill medicare on her behalf.
Provider NameGrayslake Rehabilitation And Complete Physical Therapy Llc
Provider TypePart B Supplier - Physical/occupational Therapy Group In Private Practice
Provider IdentifiersNPI Number: 1982726683
PECOS PAC ID: 4183679400
Enrollment ID: O20050318000597

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. Mary Gretchen O Connor 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
Mary Gretchen O Connor, PT
997 N Corporate Cir,
Grayslake, IL 60030-7822

Ph: (847) 223-8001
Mary Gretchen O Connor, PT
997 N Corporate Cir,
Grayslake, IL 60030-7822

Ph: (847) 223-8001

Reviews and Comments


Physical Therapist in Grayslake, IL

Anica Rebollar, PT, DPT
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Phone: 224-252-2999    
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Practice Location: 1475 E Belvidere Rd Ste 185, Grayslake, IL 60030
Phone: 224-271-6406    
Dr. Yannick Maxime Momotefo, DPT
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Medicare: Not Enrolled in Medicare
Practice Location: 1200 Williamsburg Cir, Grayslake, IL 60030
Phone: 563-676-3316    
Mr. Edward J Galarza Jr., BS PT
Physical Therapist
Medicare: Accepting Medicare Assignments
Practice Location: 1585 Lupine Ct, Grayslake, IL 60030
Phone: 773-294-0647    
Mrs. Jenna R Cohn, PT, DPT
Physical Therapist
Medicare: Medicare Enrolled
Practice Location: 997 N Corporate Circle, Suite B, Grayslake, IL 60030
Phone: 847-223-8001    Fax: 847-986-3580
Sheila Posedel, PT
Physical Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 1475 E Belvidere Rd Ste 185, Grayslake, IL 60030
Phone: 847-535-8833    
Miss Jenna M Fulks, PT, DPT
Physical Therapist
Medicare: Medicare Enrolled
Practice Location: 997 N Corporate Cir Ste B, Grayslake, IL 60030
Phone: 847-223-8001    Fax: 847-986-3580

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.