Dr Glenn David Littenberg, MD - Medicare Gastroenterology in Pasadena, CA

Dr Glenn David Littenberg, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Pasadena, California. He went to University Of Southern California Keck School Of Medicine and graduated in 1973 and has 51 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Genesis Healthcare Partners and his current practice location is 630 S Raymond Ave, Suite 240, Pasadena, California. You can reach out to his office (for appointments etc.) via phone at (626) 449-9920.

Dr Glenn David Littenberg is licensed to practice in California (license number G27849) 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 1033184973.

Contact Information

Dr Glenn David Littenberg, MD
630 S Raymond Ave, Suite 240,
Pasadena, CA 91105-3278
(626) 449-9920
(626) 578-7366

Map and Direction




Physician's Profile

Full NameDr Glenn David Littenberg
GenderMale
SpecialityGastroenterology
Experience51 Years
Location630 S Raymond Ave, Pasadena, 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:
  • Dr Glenn David Littenberg attended and graduated from University Of Southern California Keck School Of Medicine in 1973
  NPI Data:
  • NPI Number: 1033184973
  • Provider Enumeration Date: 02/22/2006
  • Last Update Date: 04/18/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6608966213
  • Enrollment ID: I20071219000843

Medical Identifiers

Medical identifiers for Dr Glenn David Littenberg such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033184973NPI-NPPES
00G278490MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G27849 (California)Primary
207RI0008XInternal Medicine - Hepatology G27849 (California)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Huntington Memorial HospitalPasadena, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Genesis Healthcare Partners2163606807186

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 Glenn David Littenberg allows following entities to bill medicare on his behalf.
Entity NameGenesis Healthcare Partners Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548567498
PECOS PAC ID: 2163606807
Enrollment ID: O20110405000433

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 Glenn David Littenberg 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 Glenn David Littenberg, MD
630 S Raymond Ave, Suite 240,
Pasadena, CA 91105-3278

Ph: (626) 449-9920
Dr Glenn David Littenberg, MD
630 S Raymond Ave, Suite 240,
Pasadena, CA 91105-3278

Ph: (626) 449-9920

Reviews and Comments


Internal Medicine Doctors in Pasadena, CA

Ms. Kimberly Anne Shriner, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 50 Alessandro Pl, Suite 360, Pasadena, CA 91105
Phone: 626-793-6133    Fax: 626-793-6135
Praneet Kalkat, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 960 E Green St Ste 105, Pasadena, CA 91106
Phone: 626-304-0782    Fax: 626-310-0552
Gargi H Upadhyaya, M.D.
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 1121 Arden Rd, Pasadena, CA 91106
Phone: 626-256-4673    
Lu Jiao, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 301 S Fair Oaks Ave, Suite 300, Pasadena, CA 91105
Phone: 626-795-7556    
Kristin J Karlyn, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1044 S Fair Oaks Ave Ste 101, Pasadena, CA 91105
Phone: 626-734-7870    Fax: 626-593-6550
Dr. Robert E Ladines, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1515 N Fair Oaks Ave, Pasadena, CA 91103
Phone: 626-798-1111    Fax: 626-345-1901

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.