Karen Ortiz Cruz, M.D.
NPI 1912168535 · Hematology & Oncology Physician · Chandler, AZ
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Ortiz Cruz, M.D. is a Hematology & Oncology Physician provider in Chandler, AZ (NPI 1912168535).
Provider details
- NPI number
- 1912168535
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 48768 (AZ)
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
18 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
4,459 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 939 | $87 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 603 | $14 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 394 | $27 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 355 | $121 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 264 | $121 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 707 | 230 |
| Alendronate Sodium | 150 | 58 |
| Apixabanbrand: Eliquis | 140 | 24 |
| Letrozole | 114 | 42 |
| Acyclovir | 103 | 20 |
| Gabapentin | 100 | 24 |
| Ondansetronbrand: Ondansetron Odt | 86 | 46 |
| Dexamethasone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,723 across 194 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
- 2008-06-17
- Last updated
- 2022-11-17
- Certified
- 2022-11-17
Frequently asked questions
- What is Karen Ortiz Cruz's NPI number?
- Karen Ortiz Cruz's National Provider Identifier (NPI) is 1912168535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Ortiz Cruz's specialty?
- Karen Ortiz Cruz is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Ortiz Cruz located?
- Karen Ortiz Cruz's practice location on file with NPPES is 695 S Dobson Rd, Chandler, AZ 85224-5665.
- What is Karen Ortiz Cruz's phone number?
- The practice phone number listed in the NPPES registry for Karen Ortiz Cruz is (480) 821-2838.
- Does Karen Ortiz Cruz accept Medicare?
- Karen Ortiz Cruz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Ortiz Cruz's NPI active?
- Yes — Karen Ortiz Cruz's NPI (1912168535) is active in the NPPES registry as of the last update on 2022-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.