Stavroula Otis, M.D.
NPI 1477677557 · Hematology & Oncology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Hematology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stavroula Otis, M.D. is a Hematology & Oncology Physician provider in Orange, CA (NPI 1477677557).
Provider details
- NPI number
- 1477677557
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A100358 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,856 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,515 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,501 | $141 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,167 | $8 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 958 | $16 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 305 | $147 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 284 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,529 across 116 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
Additional practice locations (1)
- 1401 N Tustin Ave Ste 220Santa Ana, CA 92705-8689Phone: (714) 835-4800Fax: (714) 835-1900
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2024-01-23
- Certified
- 2024-01-23
Frequently asked questions
- What is Stavroula Otis's NPI number?
- Stavroula Otis's National Provider Identifier (NPI) is 1477677557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stavroula Otis's specialty?
- Stavroula Otis is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Stavroula Otis located?
- Stavroula Otis's practice location on file with NPPES is 363 S Main St Ste 485, Orange, CA 92868-3833.
- What is Stavroula Otis's phone number?
- The practice phone number listed in the NPPES registry for Stavroula Otis is (714) 835-4800.
- Does Stavroula Otis accept Medicare?
- Stavroula Otis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stavroula Otis's NPI active?
- Yes — Stavroula Otis's NPI (1477677557) is active in the NPPES registry as of the last update on 2024-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.