Gregg Newman, M.D.
NPI 1275645053 · Hematology & Oncology Physician · Santa Barbara, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregg Newman, M.D. is a Hematology & Oncology Physician provider in Santa Barbara, CA (NPI 1275645053).
Provider details
- NPI number
- 1275645053
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G79400 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,109 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 883 | $135 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 586 | $17 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 475 | $146 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 414 | $15 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 414 | $17 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Zanubrutinibbrand: Brukinsa | 58 | — |
| Apixabanbrand: Eliquis | 58 | 16 |
| Prednisone | 56 | 24 |
| Acyclovir | 55 | 19 |
| Anastrozole | 53 | 21 |
| Rivaroxabanbrand: Xarelto | 44 | 11 |
| Enzalutamidebrand: Xtandi | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$864 across 39 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2011-10-05
Frequently asked questions
- What is Gregg Newman's NPI number?
- Gregg Newman's National Provider Identifier (NPI) is 1275645053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Newman's specialty?
- Gregg Newman is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg Newman located?
- Gregg Newman's practice location on file with NPPES is 317 W Pueblo St, Santa Barbara, CA 93105-4355.
- What is Gregg Newman's phone number?
- The practice phone number listed in the NPPES registry for Gregg Newman is (805) 681-1761.
- Does Gregg Newman accept Medicare?
- Gregg Newman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregg Newman's NPI active?
- Yes — Gregg Newman's NPI (1275645053) is active in the NPPES registry as of the last update on 2011-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.