GREGG C NEWMAN M.D.
NPI 1275645053
Internal Medicine - Hematology & Oncology in Santa Barbara, CA
About Gregg C Newman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGG C NEWMAN M.D. (NPI 1275645053) is an individual hematology & oncology provider in Santa Barbara, California, licensed in California (G79400) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Icahn School Of Medicine At Mount Sinai (1993).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Gregg C Newman M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Gregg Newman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Barbara, CA 93105
- Reassigned Medicare billing, California enrollment
- 403 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 47
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA BARBARA, CA 93105
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Gregg Newman's NPI number?
The NPI number for Gregg Newman is 1275645053. It was assigned to this individual provider in the NPPES registry on August 31, 2006.
Where is Gregg Newman located?
Gregg Newman practices at 317 W Pueblo St, Santa Barbara, CA 93105. The listed phone number is (805) 681-1761.
What is Gregg Newman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Gregg Newman enrolled in Medicare?
Yes. Gregg Newman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Gregg Newman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregg Newman reassigns Medicare benefits to Sansum Clinic (Santa Barbara, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregg Newman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gregg Newman was last updated on October 5, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.