Nathan Oh, DO - Medicare Neurosurgery in Ventura, CA

Nathan Oh, DO is a medicare enrolled "Neurological Surgery" physician in Ventura, California. He went to Des Moines University Of Osteopathic Medicine And Health Sciences and graduated in 2014 and has 10 years of diverse experience with area of expertise as Neurosurgery. He is a member of the group practice County Of Ventura and his current practice location is 300 Hillmont Ave Ste 401, Ventura, California. You can reach out to his office (for appointments etc.) via phone at (805) 648-9830.

Nathan Oh is licensed to practice in California (license number 20A14440) 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 1992115778.

Contact Information

Nathan Oh, DO
300 Hillmont Ave Ste 401,
Ventura, CA 93003-1651
(805) 648-9830
(805) 648-9833

Map and Direction




Physician's Profile

Full NameNathan Oh
GenderMale
SpecialityNeurosurgery
Experience10 Years
Location300 Hillmont Ave Ste 401, Ventura, 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:
  • Nathan Oh attended and graduated from Des Moines University Of Osteopathic Medicine And Health Sciences in 2014
  NPI Data:
  • NPI Number: 1992115778
  • Provider Enumeration Date: 05/02/2014
  • Last Update Date: 07/17/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3971875246
  • Enrollment ID: I20210907002319

Medical Identifiers

Medical identifiers for Nathan Oh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1992115778NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207T00000XNeurological Surgery 20A14440 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ventura County Medical CenterVentura, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
County Of Ventura7911810171221

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. Nathan Oh allows following entities to bill medicare on his behalf.
Entity NameCounty Of Ventura
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1629167457
PECOS PAC ID: 7911810171
Enrollment ID: O20031112000587

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. Nathan Oh 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
Nathan Oh, DO
800 S Victoria Ave # L4640,
Ventura, CA 93009-2804

Ph: (805) 677-5146
Nathan Oh, DO
300 Hillmont Ave Ste 401,
Ventura, CA 93003-1651

Ph: (805) 648-9830

Reviews and Comments


Neurological Surgery Doctors in Ventura, CA

Moustapha Abou-samra, MD
Neurological Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 168 N Brent St, Ste 408, Ventura, CA 93003
Phone: 805-643-2179    Fax: 805-643-0672
Dr. Richard Pratt, M.D.
Neurological Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 1746f S Victoria Ave # 345, Ventura, CA 93003
Phone: 805-271-4586    
Dr. David Louis Westra, M.D.
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 168 N Brent St, 408, Ventura, CA 93003
Phone: 805-643-2179    
Dr. Nicholas Edward Tarlov, MD
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 147 N Brent St, Ventura, CA 93003
Phone: 805-658-5800    
Aria Sabit, M.D.
Neurological Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 168 N Brent St, Suite 408, Ventura, CA 93003
Phone: 805-643-2179    Fax: 805-643-0672
James M Herman, MD
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 168 N Brent Street, Ste 408, Ventura, CA 93003
Phone: 805-643-2179    Fax: 805-643-0672

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.