Marilyn Norton, MD
NPI 1417060054 · Hematology & Oncology Physician · Chula Vista, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marilyn Norton, MD is a Hematology & Oncology Physician provider in Chula Vista, CA (NPI 1417060054).
Provider details
- NPI number
- 1417060054
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G70444 (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
7,832 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,989 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,861 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,088 | $128 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 696 | $15 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 428 | $138 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 350 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 181 | 45 |
| Lenalidomide | 69 | 12 |
| Acyclovir | 68 | 14 |
| Dexamethasone | 63 | 18 |
| Palbociclibbrand: Ibrance | 47 | — |
| Ondansetron Hcl | 47 | 32 |
| Pomalidomidebrand: Pomalyst | 46 | — |
| Exemestane | 45 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$351 across 13 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
- 2006-08-17
- Last updated
- 2012-07-20
Frequently asked questions
- What is Marilyn Norton's NPI number?
- Marilyn Norton's National Provider Identifier (NPI) is 1417060054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Norton's specialty?
- Marilyn Norton is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marilyn Norton located?
- Marilyn Norton's practice location on file with NPPES is 769 Medical Center Ct, Chula Vista, CA 91911-6658.
- What is Marilyn Norton's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Norton is (619) 482-8430.
- Does Marilyn Norton accept Medicare?
- Marilyn Norton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marilyn Norton's NPI active?
- Yes — Marilyn Norton's NPI (1417060054) is active in the NPPES registry as of the last update on 2012-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.