Yelena Krijanovski, M.D.
NPI 1497877500 · Hematology & Oncology Physician · Fairfield, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yelena Krijanovski, M.D. is a Hematology & Oncology Physician provider in Fairfield, CA (NPI 1497877500).
Provider details
- NPI number
- 1497877500
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A106347 (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
1,447 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 | 842 | $145 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 345 | $103 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 104 | $203 |
| 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 | 63 | $18 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 47 | $242 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 149 | 33 |
| Prochlorperazine Maleate | 76 | 43 |
| Abiraterone Acetate | 74 | — |
| Levothyroxine Sodium | 74 | 23 |
| Prednisone | 72 | 21 |
| Letrozole | 67 | 20 |
| Gabapentin | 56 | 20 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,765 across 4 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)
- 2001 Dwight WayBerkeley, CA 94704-2608Phone: (510) 204-1591Fax: (510) 204-6440
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2025-11-20
- Certified
- 2025-11-20
Frequently asked questions
- What is Yelena Krijanovski's NPI number?
- Yelena Krijanovski's National Provider Identifier (NPI) is 1497877500, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yelena Krijanovski's specialty?
- Yelena Krijanovski is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Yelena Krijanovski located?
- Yelena Krijanovski's practice location on file with NPPES is 2702 Low Ct, Fairfield, CA 94534-9771.
- What is Yelena Krijanovski's phone number?
- The practice phone number listed in the NPPES registry for Yelena Krijanovski is (707) 427-4900.
- Does Yelena Krijanovski accept Medicare?
- Yelena Krijanovski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yelena Krijanovski's NPI active?
- Yes — Yelena Krijanovski's NPI (1497877500) is active in the NPPES registry as of the last update on 2025-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.