Dr Allan Steven Marks, MD - Medicare Pediatrics in San Francisco, CA

Dr Allan Steven Marks, MD is a medicare enrolled "Pediatrics" physician in San Francisco, California. His current practice location is 650 5th St Ste 405, San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (415) 231-5333.

Dr Allan Steven Marks is licensed to practice in Hawaii (license number 13045) 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 1285762021.

Contact Information

Dr Allan Steven Marks, MD
650 5th St Ste 405,
San Francisco, CA 94107-1541
(415) 231-5333
(415) 231-5332

Map and Direction




Physician's Profile

Full NameDr Allan Steven Marks
GenderMale
SpecialityPediatrics
Location650 5th St Ste 405, San Francisco, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1285762021
  • Provider Enumeration Date: 03/01/2007
  • Last Update Date: 09/17/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 1355662768
  • Enrollment ID: I20220606000634

Medical Identifiers

Medical identifiers for Dr Allan Steven Marks such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285762021NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD186103 (Oregon)Secondary
208000000XPediatrics 13045 (Hawaii)Primary
207Q00000XFamily Medicine G45261 (California)Secondary

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 Allan Steven Marks allows following entities to bill medicare on his behalf.
Entity NamePlushcare Of California Inc A Professional Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811378987
PECOS PAC ID: 2365707163
Enrollment ID: O20220223002011

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 Allan Steven Marks 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 Allan Steven Marks, MD
650 5th St Ste 405,
San Francisco, CA 94107-1541

Ph: (415) 231-5333
Dr Allan Steven Marks, MD
650 5th St Ste 405,
San Francisco, CA 94107-1541

Ph: (415) 231-5333

Reviews and Comments


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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.

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