Karen Kay Gragasin Alfonso, MD - Medicare Pediatrics in Chino Hills, CA

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Karen Kay Gragasin Alfonso, MD is a medicare enrolled "Pediatrics" physician in Chino Hills, California. Her current practice location is 15855 Pomona Rincon Rd, Chino Hills, California. You can reach out to her office (for appointments etc.) via phone at (909) 929-2511.

Karen Kay Gragasin Alfonso is licensed to practice in California (license number A119750) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1316228729.

Contact Information

Karen Kay Gragasin Alfonso, MD
15855 Pomona Rincon Rd,
Chino Hills, CA 91709-5572
(909) 929-2511
Not Available

Map and Direction




Physician's Profile

Full NameKaren Kay Gragasin Alfonso
GenderFemale
SpecialityPediatrics
Location15855 Pomona Rincon Rd, Chino Hills, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1316228729
  • Provider Enumeration Date: 08/30/2011
  • Last Update Date: 11/20/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9638319056
  • Enrollment ID: I20130709000183

Medical Identifiers

Medical identifiers for Karen Kay Gragasin Alfonso such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1316228729NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics A119750 (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. Karen Kay Gragasin Alfonso allows following entities to bill medicare on her behalf.
Entity NameProvidence Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285890624
PECOS PAC ID: 8921993205
Enrollment ID: O20040216001346
Entity NameMemorialcare Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205167350
PECOS PAC ID: 8729277314
Enrollment ID: O20110113000219

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. Karen Kay Gragasin Alfonso 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
Karen Kay Gragasin Alfonso, MD
15855 Pomona Rincon Rd,
Chino Hills, CA 91709-5572

Ph: (909) 929-2511		Karen Kay Gragasin Alfonso, MD
15855 Pomona Rincon Rd,
Chino Hills, CA 91709-5572

Ph: (909) 929-2511

Reviews and Comments


Pediatrics Doctors in Chino Hills, CA

Terrence Edward Liu, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 15944 Los Serranos Country Club Dr, Suite 220, Chino Hills, CA 91709
Phone: 909-393-6202    Fax: 909-393-6204
Hua Bai, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 15944 Los Serranos Country Club Dr, Chino Hills, CA 91709
Phone: 909-606-8893    Fax: 909-606-8828
Joel De La Merced, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 3110 Chino Avenue, Suite 250, Chino Hills, CA 91709
Phone: 909-902-9998    Fax: 909-902-0995
Mr. Daryl Kuei-shann Tsai, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 15944 Los Serranos Country Club Dr, Suite 220, Chino Hills, CA 91709
Phone: 909-393-6202    Fax: 909-393-6204
Falgooni Patel, DO
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 14708 Pipeline Ave, Ste D, Chino Hills, CA 91709
Phone: 909-393-3383    Fax: 909-393-0060
Michelle Urriquia, N.P.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 2140 Grand Ave Ste 210, Chino Hills, CA 91709
Phone: 909-902-9998    Fax: 909-902-0995

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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