Dr James W Roh, MD - Medicare Internal Medicine in Orange, CA

Dr James W Roh, MD is a medicare enrolled "Hospitalist" physician in Orange, California. He went to Medical College Of Wisconsin and graduated in 1981 and has 43 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Providence Medical Foundation and his current practice location is 2501 E Chapman Ave, Orange, California. You can reach out to his office (for appointments etc.) via phone at (714) 639-9401.

Dr James W Roh is licensed to practice in California (license number G88140) 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 1033222500.

Contact Information

Dr James W Roh, MD
2501 E Chapman Ave,
Orange, CA 92869-3204
(714) 639-9401
(714) 639-7095

Map and Direction




Physician's Profile

Full NameDr James W Roh
GenderMale
SpecialityInternal Medicine
Experience43 Years
Location2501 E Chapman Ave, Orange, California
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:
  • Dr James W Roh attended and graduated from Medical College Of Wisconsin in 1981
  NPI Data:
  • NPI Number: 1033222500
  • Provider Enumeration Date: 08/17/2006
  • Last Update Date: 11/10/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0446355473
  • Enrollment ID: I20080114000864

Medical Identifiers

Medical identifiers for Dr James W Roh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033222500NPI-NPPES
1912919804OtherNPI - TYPE 2
P00719652OtherCARAIL ROAD MEDICARE - PROVIDER PTAN
GR0003350OtherCAMEDICAID - GROUP PROVIDER
CG5665OtherCARAIL ROAD MEDICARE - GROUP PTAN
W1514OtherCAMEDICARE PTAN - TYPE 2

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist G88140 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Joseph HospitalOrange, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Providence Medical Foundation89219932051293

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 James W Roh allows following entities to bill medicare on his behalf.
Entity NameProvidence Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285890624
PECOS PAC ID: 8921993205
Enrollment ID: O20040216001346

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 James W Roh 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 James W Roh, MD
2501 E Chapman Ave,
Orange, CA 92869-3204

Ph: (714) 771-8177
Dr James W Roh, MD
2501 E Chapman Ave,
Orange, CA 92869-3204

Ph: (714) 639-9401

Reviews and Comments


Hospitalist Doctors in Orange, CA

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Dr. Andrea D. Avery, MD
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Practice Location: 101 The City Dr S, Orange, CA 92868
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Kang Hsu, M.D.
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Medicare: Medicare Enrolled
Practice Location: 1310 W Stewart Dr, Suite 410, Orange, CA 92868
Phone: 714-639-9401    Fax: 714-639-7095

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.