Siobhan Mark, MS CCC-SLP - Medicare Speech-Language Pathologist in Walnut Creek, CA

Siobhan Mark, MS CCC-SLP is a medicare enrolled "Speech-language Pathologist" provider in Walnut Creek, California. Her current practice location is 320 Lennon Ln, Walnut Creek, California. You can reach out to her office (for appointments etc.) via phone at (925) 906-2000.

Siobhan Mark is licensed to practice in California (license number 12149) 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 1487141974.

Contact Information

Siobhan Mark, MS CCC-SLP
320 Lennon Ln,
Walnut Creek, CA 94598-2419
(925) 906-2000
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameSiobhan Mark
GenderFemale
SpecialitySpeech-language Pathologist
Location320 Lennon Ln, Walnut Creek, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1487141974
  • Provider Enumeration Date: 04/19/2018
  • Last Update Date: 02/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0648648782
  • Enrollment ID: I20221122001390

Medical Identifiers

Medical identifiers for Siobhan Mark such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1487141974NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
235Z00000XSpeech-language Pathologist 12149 (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. Siobhan Mark allows following entities to bill medicare on her behalf.
Provider NamePermanente Medical Group Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Siobhan Mark 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
Siobhan Mark, MS CCC-SLP
1242 Spruce St,
Berkeley, CA 94709-1433

Ph: (510) 323-6946
Siobhan Mark, MS CCC-SLP
320 Lennon Ln,
Walnut Creek, CA 94598-2419

Ph: (925) 906-2000

Reviews and Comments


Speech-Language Pathologist in Walnut Creek, CA

Linda Marie Heckenlively, M.S., CCC-SLP
Speech-Language Pathologist
Medicare: Medicare Enrolled
Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598
Phone: 925-906-2268    Fax: 925-902-2255
Mrs. Kelly Ann Mason, M.S., CCC-SLP
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 877 Ygnacio Valley Rd, Walnut Creek, CA 94596
Phone: 925-932-3656    
Koning Speech And Language Services
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 2729 Kinney Dr, Walnut Creek, CA 94595
Phone: 925-297-5837    Fax: 844-629-3636
Liz Severin,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 1425 S Main St, Walnut Creek, CA 94596
Phone: 925-295-4000    
Mrs. Catherine Linda Wegner, M.S., CCC-SLP
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 2021 Ygnacio Valley Rd Ste C103, Walnut Creek, CA 94598
Phone: 925-945-1474    Fax: 925-945-1768
Olivia Spinosa,
Speech-Language Pathologist
Medicare: Not Enrolled in Medicare
Practice Location: 675 Ygnacio Valley Rd Ste B212, Walnut Creek, CA 94596
Phone: 510-250-9199    
Mr. Craig Steven Mcintire-mann, MS CCC-SLP
Speech-Language Pathologist
Medicare: Medicare Enrolled
Practice Location: 14 Oak Treat Ct, Walnut Creek, CA 94597
Phone: 925-308-5717    

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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