Daniel J Greenfield, MD - Medicare Pediatrics in Santa Rosa, CA

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Daniel J Greenfield, MD is a medicare enrolled "Pediatrics" physician in Santa Rosa, California. His current practice location is 500 Doyle Park Dr Ste 100, Santa Rosa, California. You can reach out to his office (for appointments etc.) via phone at (707) 544-6090.

Daniel J Greenfield is licensed to practice in California (license number G86356) 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 1043203946.

Contact Information

Daniel J Greenfield, MD
500 Doyle Park Dr Ste 100,
Santa Rosa, CA 95405
(707) 544-6090
(707) 544-2389

Map and Direction




Physician's Profile

Full NameDaniel J Greenfield
GenderMale
SpecialityPediatrics
Location500 Doyle Park Dr Ste 100, Santa Rosa, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1043203946
  • Provider Enumeration Date: 08/25/2005
  • Last Update Date: 02/01/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8426330812
  • Enrollment ID: I20170124000532

Medical Identifiers

Medical identifiers for Daniel J Greenfield such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043203946NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080P0207XPediatrics - Pediatric Hematology-oncology G86356 (California)Secondary
208000000XPediatrics G86356 (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. Daniel J Greenfield allows following entities to bill medicare on his behalf.
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909
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. Daniel J Greenfield 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
Daniel J Greenfield, MD
Po Box 50706,
Santa Barbara, CA 93150-0706

Ph: (805) 973-3757		Daniel J Greenfield, MD
500 Doyle Park Dr Ste 100,
Santa Rosa, CA 95405

Ph: (707) 544-6090

Reviews and Comments


Pediatrics Doctors in Santa Rosa, CA

Krisztina J. Balazs, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 401 Bicentennial Way, Santa Rosa, CA 95403
Phone: 707-571-4000    
Mark P. Sloan, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 401 Bicentennial Way, Santa Rosa, CA 95403
Phone: 707-571-4000    
Dr. Jeff Miller, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 3925 Old Redwood Hwy, Santa Rosa, CA 95403
Phone: 707-566-5312    
Dr. Allison Cali Paine, M.D.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 500 Doyle Park Dr, Suite 100, Santa Rosa, CA 95405
Phone: 650-248-9309    
Dr. Deborah Madansky, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 858 Third Street, Santa Rosa, CA 95404
Phone: 707-576-1813    Fax: 707-874-3332
Leland Davis, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 1200 Sonoma Ave, Suite 6, Santa Rosa, CA 95405
Phone: 707-545-2545    

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.