David Beck Nelles, MD - Medicare Orthopaedic Surgery in Concord, CA

David Beck Nelles, MD is a medicare enrolled "Orthopaedic Surgery - Orthopaedic Surgery Of The Spine" physician in Concord, California. His current practice location is 1800 Sutter St, Suite 100, Concord, California. You can reach out to his office (for appointments etc.) via phone at (925) 939-8585.

David Beck Nelles is licensed to practice in California (license number A138113) 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 1760710610.

Contact Information

David Beck Nelles, MD
1800 Sutter St, Suite 100,
Concord, CA 94520-2563
(925) 939-8585
(925) 933-2709

Map and Direction




Physician's Profile

Full NameDavid Beck Nelles
GenderMale
SpecialityOrthopaedic Surgery - Orthopaedic Surgery Of The Spine
Location1800 Sutter St, Concord, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1760710610
  • Provider Enumeration Date: 12/03/2009
  • Last Update Date: 01/04/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 2163726449
  • Enrollment ID: I20160205002261

Medical Identifiers

Medical identifiers for David Beck Nelles such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760710610NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 57016636 (Ohio)Secondary
207XS0117XOrthopaedic Surgery - Orthopaedic Surgery Of The Spine A138113 (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. David Beck Nelles allows following entities to bill medicare on his behalf.
Entity NameGolden State Orthopedics & Spine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972552990
PECOS PAC ID: 8224940739
Enrollment ID: O20031103000721
Entity NameJohn Muir Trauma Physicians Billing Service
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093864837
PECOS PAC ID: 3476542515
Enrollment ID: O20050420001452
Entity NameDignity Health
Entity TypePart B Supplier - Hospital Department(s)
Entity IdentifiersNPI Number: 1780727792
PECOS PAC ID: 2062320559
Enrollment ID: O20080524000048
Entity NameOptimal Health Of Ca, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962917732
PECOS PAC ID: 5294095998
Enrollment ID: O20180126002044
Entity NameTotal Joint Cin Of Northern California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659879906
PECOS PAC ID: 2062775877
Enrollment ID: O20180409002070
Entity NameSan Francisco Spine Surgeons Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1629657424
PECOS PAC ID: 8426459983
Enrollment ID: O20210622002975

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. David Beck Nelles 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
David Beck Nelles, MD
Po Box 31396,
Walnut Creek, CA 94598-8396

Ph: (925) 939-8585
David Beck Nelles, MD
1800 Sutter St, Suite 100,
Concord, CA 94520-2563

Ph: (925) 939-8585

Reviews and Comments


Orthopaedic Surgery Doctors in Concord, CA

Liam Harris, MD
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 1800 Sutter St Ste 100, Concord, CA 94520
Phone: 925-939-8585    
Michael Albert Oberlander, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 1800 Sutter St, 100, Concord, CA 94520
Phone: 925-691-0500    Fax: 925-688-0204
Dr. Santi Rao, M.D.
Orthopedic Surgery
Medicare: May Accept Medicare Assignments
Practice Location: 2291 Pacheco St, Concord, CA 94520
Phone: 925-753-1986    
Michael Francis Sacco, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 1800 Sutter St, #100, Concord, CA 94520
Phone: 925-939-8585    Fax: 925-933-2709
John Kenneth Merson, MD
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 1800 Sutter St, 100, Concord, CA 94520
Phone: 925-691-0500    Fax: 925-688-0204
Semon Bader, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 1800 Sutter St Ste 100, Concord, CA 94520
Phone: 925-939-8585    

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.