Justin N Grammy, DO - Medicare Internal Medicine in San Luis Obispo, CA

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Justin N Grammy, DO is a medicare enrolled "Hospitalist" physician in San Luis Obispo, California. He graduated from medical school in 2013 and has 11 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Central Coast Chest Consultants, A Medical Corporation and his current practice location is 1428 Phillips Ln Ste 203, San Luis Obispo, California. You can reach out to his office (for appointments etc.) via phone at (805) 543-4407.

Justin N Grammy is licensed to practice in California (license number 16620) 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 1003254483.

Contact Information

Justin N Grammy, DO
1428 Phillips Ln Ste 203,
San Luis Obispo, CA 93401-2551
(805) 543-4407
(805) 543-4587

Map and Direction




Physician's Profile

Full NameJustin N Grammy
GenderMale
SpecialityInternal Medicine
Experience11 Years
Location1428 Phillips Ln Ste 203, San Luis Obispo, California
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:
  • Justin N Grammy graduated from medical school in 2013
  NPI Data:
  • NPI Number: 1003254483
  • Provider Enumeration Date: 06/07/2013
  • Last Update Date: 11/17/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3274804752
  • Enrollment ID: I20180901000074

Medical Identifiers

Medical identifiers for Justin N Grammy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003254483NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine OS018634 (Pennsylvania)Secondary
207R00000XInternal Medicine 16620 (California)Secondary
208M00000XHospitalist 16620 (California)Primary

Medical Facilities Affiliation

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

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Central Coast Chest Consultants, A Medical Corporation68008771018

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. Justin N Grammy allows following entities to bill medicare on his behalf.
Entity NameCentral Coast Chest Consultants, A Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740267574
PECOS PAC ID: 6800877101
Enrollment ID: O20040524001499
Entity NameCep America - Intensivists Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407234057
PECOS PAC ID: 9032423421
Enrollment ID: O20150729008559

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. Justin N Grammy 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
Justin N Grammy, DO
Po Box 12460,
San Luis Obispo, CA 93406-2460

Ph: (805) 543-4407		Justin N Grammy, DO
1428 Phillips Ln Ste 203,
San Luis Obispo, CA 93401-2551

Ph: (805) 543-4407

Reviews and Comments


Hospitalist Doctors in San Luis Obispo, CA

Dr. Duc Van Nguyen, M.D.
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Phone: 805-439-2998    
Dr. Ashlynn Nicole Gordon, D.O.
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Phone: 805-546-7600    
Cindy Hsiang Su, M.D.
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Practice Location: 1010 Murray Ave, San Luis Obispo, CA 93405
Phone: 805-546-7600    
Christopher Walheim, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1010 Murray Ave, San Luis Obispo, CA 93405
Phone: 805-546-7600    
Samer S. Othman, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 10 Santa Rosa St Ste 201, San Luis Obispo, CA 93405
Phone: 805-544-7246    Fax: 805-782-8097

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.