Mary T Grenz, RD - Medicare Dietitian in Erie, PA

Mary T Grenz, RD is a medicare enrolled "Dietitian, Registered" provider in Erie, Pennsylvania. She graduated from medical school in 1986 and has 38 years of diverse experience with area of expertise as Registered Dietitian Or Nutrition Professional. She is a member of the group practice Regional Health Services Inc and her current practice location is 3330 Peach St, Suite 211, Erie, Pennsylvania. You can reach out to her office (for appointments etc.) via phone at (814) 877-5484.

Mary T Grenz is licensed to practice in Pennsylvania (license number DN002353) 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 1467835736.

Contact Information

Mary T Grenz, RD
3330 Peach St, Suite 211,
Erie, PA 16508-2769
(814) 877-5484
(814) 877-5489

Map and Direction




Healthcare Provider's Profile

Full NameMary T Grenz
GenderFemale
SpecialityRegistered Dietitian Or Nutrition Professional
Experience38 Years
Location3330 Peach St, Erie, Pennsylvania
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 T Grenz graduated from medical school in 1986
  NPI Data:
  • NPI Number: 1467835736
  • Provider Enumeration Date: 07/06/2015
  • Last Update Date: 09/08/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 5395059687
  • Enrollment ID: I20150730012607

Medical Identifiers

Medical identifiers for Mary T Grenz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1467835736NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
133V00000XDietitian, Registered DN002353 (Pennsylvania)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Regional Health Services Inc4880593722480

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 T Grenz allows following entities to bill medicare on her behalf.
Provider NameRegional Health Services Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1174520654
PECOS PAC ID: 4880593722
Enrollment ID: O20040108000694

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 T Grenz 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 T Grenz, RD
3330 Peach St, Suite 211,
Erie, PA 16508-2769

Ph: (814) 877-5484
Mary T Grenz, RD
3330 Peach St, Suite 211,
Erie, PA 16508-2769

Ph: (814) 877-5484

Reviews and Comments


Dietitian, Registered in Erie, PA

Kimberly Riley Eccles, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 3330 Peach St, Suite 211, Erie, PA 16508
Phone: 814-877-5484    Fax: 814-877-5489
Natalie A Kujan, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 5515 Peach St, Erie, PA 16509
Phone: 814-864-4031    Fax: 814-868-7770
Heather Leann Fortsch, RDN, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 1720 Holland St, Erie, PA 16503
Phone: 814-453-5747    
Mrs. Jamie L Moraski, RD,LDN
Dietitian
Medicare: Accepting Medicare Assignments
Practice Location: 3822 Colonial Ave, Erie, PA 16506
Phone: 814-835-2626    Fax: 814-835-2646
Ms. Kimberly Ann Crowl, R.D.
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 350 E Bayfront Pkwy, Unit C, Erie, PA 16507
Phone: 814-455-2279    Fax: 814-871-1786
Marianne Schneider, MS, RD, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 135 E 38th St, Erie, PA 16504
Phone: 814-860-2146    Fax: 814-860-2111
Ashley Lauria, RD, LDN, CLC
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 135 E 38th St, Erie, PA 16504
Phone: 814-860-2361    

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.