Mary M Ahmadian, NP - Medicare Nurse Practitioner in Irvine, CA

Mary M Ahmadian, NP is a medicare enrolled "Nurse Practitioner - Acute Care" in Irvine, California. She graduated from nursing school in 2017 and has 7 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice South Bay Gastroenterology Medical Group and her current practice location is Global Transitional Care Suite 100, 2 Executive Circle, Irvine, California. You can reach out to her office (for appointments etc.) via phone at (949) 679-3210.

Mary M Ahmadian is licensed to practice in California (license number 95007280) 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 1952812448.

Contact Information

Mary M Ahmadian, NP
Global Transitional Care Suite 100, 2 Executive Circle,
Irvine, CA 92614
(949) 679-3210
Not Available

Map and Direction




Provider's Profile

Full NameMary M Ahmadian
GenderFemale
SpecialityNurse Practitioner
Experience7 Years
LocationGlobal Transitional Care Suite 100, Irvine, 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:
  • Mary M Ahmadian graduated from nursing school in 2017
  NPI Data:
  • NPI Number: 1952812448
  • Provider Enumeration Date: 10/24/2017
  • Last Update Date: 10/24/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 0345508719
  • Enrollment ID: I20171213002179

Medical Identifiers

Medical identifiers for Mary M Ahmadian such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952812448NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LG0600XNurse Practitioner - Gerontology 95007280 (California)Secondary
363LA2100XNurse Practitioner - Acute Care 95007280 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Torrance Memorial Medical CenterTorrance, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
South Bay Gastroenterology Medical Group418365137512

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 M Ahmadian allows following entities to bill medicare on her behalf.
Entity NameSouth Bay Gastroenterology Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1609893619
PECOS PAC ID: 4183651375
Enrollment ID: O20050719001139
Entity NameGlobal Transitional Care Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1245630607
PECOS PAC ID: 8628390770
Enrollment ID: O20141201001673

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 M Ahmadian 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 M Ahmadian, NP
Global Transitional Care Suite 100,
Irvine, CA 92614

Ph: (949) 679-3210
Mary M Ahmadian, NP
Global Transitional Care Suite 100, 2 Executive Circle,
Irvine, CA 92614

Ph: (949) 679-3210

Reviews and Comments


Nurse Practitioner Nurses in Irvine, CA

Katherine Lin Matsumoto, FNP-BC
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 250 E Yale Loop Ste 204, Irvine, CA 92604
Phone: 949-732-3530    Fax: 949-732-3533
Salma Essau Nawabi,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 14330 Culver Dr, Irvine, CA 92604
Phone: 949-559-8129    
Mrs. Amber Hardy Rickner, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Fivepoint, Irvine, CA 92618
Phone: 949-671-4673    Fax: 949-671-4329
Tina Thomas,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 19742 Macarthur Blvd Ste 101, Irvine, CA 92612
Phone: 949-955-0202    Fax: 949-955-0203
Kelly Eguchi,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 17782 Cowan Ste A, Irvine, CA 92614
Phone: 949-722-7118    
Alice Kwon-song, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 15825 Laguna Canyon Rd Ste 104, Irvine, CA 92618
Phone: 949-585-9870    
Mrs. Medjinn Thomas, PMHNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 2801 Kelvin Ave Unit 381, Irvine, CA 92614
Phone: 610-568-0201    

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.