Gregory Sewell, MS CCC-SLP - Medicare Speech-Language Pathologist in Duarte, CA

Gregory Sewell, MS CCC-SLP is a medicare enrolled "Speech-language Pathologist" provider in Duarte, California. His current practice location is 531 Larkhall Ave, Duarte, California. You can reach out to his office (for appointments etc.) via phone at (626) 840-6139.

Gregory Sewell is licensed to practice in California (license number SP 9462) 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 1598996845.

Contact Information

Gregory Sewell, MS CCC-SLP
531 Larkhall Ave,
Duarte, CA 91010-1512
(626) 840-6139
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameGregory Sewell
GenderMale
SpecialitySpeech-language Pathologist
Location531 Larkhall Ave, Duarte, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1598996845
  • Provider Enumeration Date: 08/05/2009
  • Last Update Date: 01/19/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 1355787201
  • Enrollment ID: I20240313003274

Medical Identifiers

Medical identifiers for Gregory Sewell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598996845NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
235Z00000XSpeech-language Pathologist SP 9462 (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. Gregory Sewell allows following entities to bill medicare on his behalf.
Provider NamePowerback Rehabilitation Llc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1962001446
PECOS PAC ID: 2365359932
Enrollment ID: O20140731000901

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. Gregory Sewell 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
Gregory Sewell, MS CCC-SLP
531 Larkhall Ave,
Duarte, CA 91010-1512

Ph: (626) 840-6139
Gregory Sewell, MS CCC-SLP
531 Larkhall Ave,
Duarte, CA 91010-1512

Ph: (626) 840-6139

Reviews and Comments


Speech-Language Pathologist in Duarte, CA

Mikaila Anne Valenzuela, MS, CCC-SLP
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 1340 Highland Ave, Duarte, CA 91010
Phone: 626-256-4654    
Mrs. Miranda Portesi,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 819 Buena Vista St, Duarte, CA 91010
Phone: 626-359-3243    
Kaitlin Valdez-sanqui, M.S., CCC-SLP
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 1500 Duarte Rd, Duarte, CA 91010
Phone: 626-218-0040    
Gene Kichkla,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 1220 Huntington Dr, Duarte, CA 91010
Phone: 626-359-6618    
Hygine Kwon,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 1220 Huntington Dr, Duarte, CA 91010
Phone: 626-359-6618    
Therese Ann Mercica, M.A., CCC-SLP
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 819 Buena Vista St, Duarte, CA 91010
Phone: 626-932-3439    Fax: 626-358-5083
Su-jen Shie,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 515 Euclid Ave, Duarte, CA 91010
Phone: 909-576-1081    

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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.

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