John Jung Gill Koh, MD - Medicare Obstetrics & Gynecology in Simi Valley, CA

John Jung Gill Koh, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Simi Valley, California. His current practice location is 1147 Red Tail Way, Simi Valley, California. You can reach out to his office (for appointments etc.) via phone at (805) 527-8055.

John Jung Gill Koh is licensed to practice in California (license number A31915) 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 1841283009.

Contact Information

John Jung Gill Koh, MD
1147 Red Tail Way,
Simi Valley, CA 93065-7232
(805) 527-8055
(805) 520-8849

Map and Direction




Physician's Profile

Full NameJohn Jung Gill Koh
GenderMale
SpecialityObstetrics & Gynecology
Location1147 Red Tail Way, Simi Valley, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1841283009
  • Provider Enumeration Date: 08/23/2005
  • Last Update Date: 06/27/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 6103806369
  • Enrollment ID: I20110127000887

Medical Identifiers

Medical identifiers for John Jung Gill Koh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841283009NPI-NPPES
00A319151MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology A31915 (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. John Jung Gill Koh allows following entities to bill medicare on his behalf.
Entity NameSimi Obstetrics & Gynecology Medical Group A Medical Corp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1487858932
PECOS PAC ID: 6305826561
Enrollment ID: O20040720001367

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. John Jung Gill Koh 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
John Jung Gill Koh, MD
1147 Red Tail Way,
Simi Valley, CA 93065-7232

Ph: (805) 527-8055
John Jung Gill Koh, MD
1147 Red Tail Way,
Simi Valley, CA 93065-7232

Ph: (805) 527-8055

Reviews and Comments


Obstetrics & Gynecology Doctors in Simi Valley, CA

Gerald L Murphy, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1147 Red Tail Way, Simi Valley, CA 93065
Phone: 805-527-8055    Fax: 805-520-8849
Jennifer Eun Joo Lee, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1147 Red Tail Way, Simi Valley, CA 93065
Phone: 805-527-8055    
Vahe T Azizian, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2840 E Los Angeles Ave, Simi Valley, CA 98065
Phone: 805-584-1633    Fax: 805-526-1438
Ga Yi Lee, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1147 Red Tail Way, Simi Valley, CA 93065
Phone: 805-527-8055    Fax: 805-520-8849
Roopa Rohini Rao-karlamangla, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1687 Erringer Rd, Suite 107, Simi Valley, CA 93065
Phone: 805-526-6135    Fax: 805-583-5139
Dr. Irene S. Tan, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1147 Red Tail Way, Simi Valley, CA 93065
Phone: 805-527-8055    Fax: 805-520-8849
Dr. Sarah A Garcia, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1147 Red Tail Way, Simi Valley, CA 93065
Phone: 805-527-8055    Fax: 805-520-8849

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.