James Shr-yi Liou, MD - Medicare Dermatology in Watertown, MA

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James Shr-yi Liou, MD is a medicare enrolled "Dermatology" physician in Watertown, Massachusetts. He went to Boston University School Of Medicine and graduated in 2003 and has 21 years of diverse experience with area of expertise as Dermatology. He is a member of the group practice Dermatology Associates Pc, Adult And Pediatric Dermatology Pc, Associates In Dermatology Llc and his current practice location is 40 Spring St, Watertown, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 923-8433.

James Shr-yi Liou is licensed to practice in Massachusetts (license number 231481) 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 1609098136.

Contact Information

James Shr-yi Liou, MD
40 Spring St,
Watertown, MA 02472-3474
(617) 923-8433
Not Available

Map and Direction




Physician's Profile

Full NameJames Shr-yi Liou
GenderMale
SpecialityDermatology
Experience21 Years
Location40 Spring St, Watertown, Massachusetts
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:
  • James Shr-yi Liou attended and graduated from Boston University School Of Medicine in 2003
  NPI Data:
  • NPI Number: 1609098136
  • Provider Enumeration Date: 05/03/2007
  • Last Update Date: 03/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3971697301
  • Enrollment ID: I20070917000315

Medical Identifiers

Medical identifiers for James Shr-yi Liou such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609098136NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology A113539 (California)Secondary
207N00000XDermatology 200500216 (North Carolina)Secondary
207N00000XDermatology 231481 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dermatology Associates Pc701298204418
Adult And Pediatric Dermatology Pc701298830632
Associates In Dermatology Llc95371016054

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. James Shr-yi Liou allows following entities to bill medicare on his behalf.
Entity NameAdult & Pediatric Dermatology Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285614834
PECOS PAC ID: 7012988306
Enrollment ID: O20040802000790
Entity NameDermatology Associates Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063570075
PECOS PAC ID: 7012982044
Enrollment ID: O20040901000673
Entity NameAssociates In Dermatology Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144387390
PECOS PAC ID: 9537101605
Enrollment ID: O20050531000125

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. James Shr-yi Liou 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
James Shr-yi Liou, MD
40 Spring St,
Watertown, MA 02472-3474

Ph: (617) 923-8433		James Shr-yi Liou, MD
40 Spring St,
Watertown, MA 02472-3474

Ph: (617) 923-8433

Reviews and Comments


Dermatology Doctors in Watertown, MA


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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