Dr John Franklin Lennox, DO - Medicare Obstetrics/gynecology in Orinda, CA

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Dr John Franklin Lennox, DO is a medicare enrolled "Obstetrics & Gynecology" physician in Orinda, California. He graduated from medical school in 1971 and has 53 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Asian Health Services and his current practice location is 3 Altarinda Rd Ste 200, Orinda, California. You can reach out to his office (for appointments etc.) via phone at (925) 254-9840.

Dr John Franklin Lennox is licensed to practice in California (license number 20A4836) 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 1437169026.

Contact Information

Dr John Franklin Lennox, DO
3 Altarinda Rd Ste 200,
Orinda, CA 94563
(925) 254-9840
Not Available

Map and Direction




Physician's Profile

Full NameDr John Franklin Lennox
GenderMale
SpecialityObstetrics/gynecology
Experience53 Years
Location3 Altarinda Rd Ste 200, Orinda, 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 John Franklin Lennox graduated from medical school in 1971
  NPI Data:
  • NPI Number: 1437169026
  • Provider Enumeration Date: 08/08/2006
  • Last Update Date: 11/12/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 8729144803
  • Enrollment ID: I20090226000253

Medical Identifiers

Medical identifiers for Dr John Franklin Lennox such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437169026NPI-NPPES
00AX48360MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 20A4836 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Asian Health Services024427102168

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 John Franklin Lennox allows following entities to bill medicare on his behalf.
Entity NameAlameda Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740332931
PECOS PAC ID: 3779494521
Enrollment ID: O20031110000764
Entity NameJohn Muir Physician Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841407665
PECOS PAC ID: 6608789813
Enrollment ID: O20031226000143

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 John Franklin Lennox 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 John Franklin Lennox, DO
1450 Treat Blvd # 300,
Walnut Creek, CA 94597-2168

Ph: (925) 254-9840		Dr John Franklin Lennox, DO
3 Altarinda Rd Ste 200,
Orinda, CA 94563

Ph: (925) 254-9840

Reviews and Comments


Obstetrics & Gynecology Doctors in Orinda, CA

Evan Rosenbluth, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 89 Davis Rd, Suite 280, Orinda, CA 94563
Phone: 925-973-5802    Fax: 925-254-7810
Tiffany Pham,
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 3 Altarinda Rd Ste 200, Orinda, CA 94563
Phone: 925-254-9840    
Jill D Foley, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 12 Camino Encinas, Suite 15, Orinda, CA 94563
Phone: 925-254-9000    Fax: 925-254-0687
Dr. Tiffany Elkin Perry, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 3 Altarinda Rd Ste 200, Orinda, CA 94563
Phone: 925-254-9840    
Dr. Marilyn Masten Honegger, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 12 Camino Encinas, Orinda, CA 94563
Phone: 510-204-8180    Fax: 925-254-0687
Dr. Joseph Haggerty Iii, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 3 Altarinda Rd Ste 200, Orinda, CA 94563
Phone: 925-254-9840    Fax: 925-254-9842

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.