Dr Ryan Robert Shook, DO - Medicare Emergency Medicine in Downey, CA

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Dr Ryan Robert Shook, DO is a medicare enrolled "Emergency Medicine - Emergency Medical Services" physician in Downey, California. His current practice location is 9333 Imperial Hwy, Kaiser Permanente Downey Medical Center, Emergency Dept, Downey, California. You can reach out to his office (for appointments etc.) via phone at (800) 823-4040.

Dr Ryan Robert Shook is licensed to practice in California (license number 20A12241) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1437358462.

Contact Information

Dr Ryan Robert Shook, DO
9333 Imperial Hwy, Kaiser Permanente Downey Medical Center, Emergency Dept,
Downey, CA 90242-2812
(800) 823-4040
Not Available

Map and Direction




Physician's Profile

Full NameDr Ryan Robert Shook
GenderMale
SpecialityEmergency Medicine - Emergency Medical Services
Location9333 Imperial Hwy, Downey, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1437358462
  • Provider Enumeration Date: 07/11/2007
  • Last Update Date: 11/29/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3274668041
  • Enrollment ID: I20120518000603

Medical Identifiers

Medical identifiers for Dr Ryan Robert Shook such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437358462NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice OS014951 (Pennsylvania)Secondary
208D00000XGeneral Practice OT012168 (Pennsylvania)Secondary
207PE0004XEmergency Medicine - Emergency Medical Services 20A12241 (California)Primary

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. Dr Ryan Robert Shook allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678
Entity NameSt Jude Emergency Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720190804
PECOS PAC ID: 8224923479
Enrollment ID: O20040217001064
Entity NameApex Emergency Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265711089
PECOS PAC ID: 4688844277
Enrollment ID: O20110909002790

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. Dr Ryan Robert Shook 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
Dr Ryan Robert Shook, DO
9333 Imperial Hwy, Kaiser Permanente Downey Medical Center, Emergency Dept,
Downey, CA 90242-2812

Ph: () -		Dr Ryan Robert Shook, DO
9333 Imperial Hwy, Kaiser Permanente Downey Medical Center, Emergency Dept,
Downey, CA 90242-2812

Ph: (800) 823-4040

Reviews and Comments


Emergency Medicine Doctors in Downey, CA

Mandaar Gokhale, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 11500 Brookshire Ave, Downey, CA 90241
Phone: 562-904-5000    
Dr. Joseph Daniel Grubic,
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 562-657-7130    
Richard P Guess, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 11500 Brookshire Avenue, Downey, CA 90241
Phone: 562-904-5000    
Dr. Theodore Jeen Sung, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 800-823-4040    
Matin Shah,
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9333 Imperial Hwy, Downey, CA 90242
Phone: 562-657-7130    
Dr. Bryce Ko, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 11500 Brookshire Ave, Pih Health Downey - Department Of Emergency Medicine, Downey, CA 90241
Phone: 562-904-5000    
Denise S Muschett, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 9449 Imperial Hwy, Emergency Department, Downey, CA 90242
Phone: 562-657-7000    

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).

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