MS. MIHAELA CRISTEA MD
NPI 1417050998
Internal Medicine - Hematology & Oncology in Orange, CA
About Ms. Mihaela Cristea Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MIHAELA CRISTEA MD (NPI 1417050998) is an individual hematology & oncology provider in Orange, California, licensed in California (C51786) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Duarte, and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Mihaela Cristea Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Mihaela Cristea reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 525 clinicians in this Medicare group
Duarte, CA 91010
- Reassigned Medicare billing, California enrollment
- 1,335 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92868 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ORANGE, CA 92868
ORANGE, CA 92868
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mihaela Cristea's NPI number?
The NPI number for Mihaela Cristea is 1417050998. It was assigned to this individual provider in the NPPES registry on September 7, 2006.
Where is Mihaela Cristea located?
Mihaela Cristea practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.
What is Mihaela Cristea's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Mihaela Cristea enrolled in Medicare?
Yes. Mihaela Cristea is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mihaela Cristea's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mihaela Cristea reassigns Medicare benefits to 2 organizations: Uc Regents (Orange, CA) and City Of Hope Medical Foundation (Duarte, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mihaela Cristea's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mihaela Cristea was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ms. Mihaela Cristea, MD · NPI 1417050998
Hematology & Oncology physician in Orange, California. Individual provider, active in the CMS NPPES registry since September 7, 2006.
## Identity
- **NPI:** 1417050998 (Entity type: Individual)
- **Enumerated:** September 7, 2006
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** C51786 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-8888
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Uc Regents (NPI 1003864174, Orange, CA); City Of Hope Medical Foundation (NPI 1871886366, Duarte, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** November 25, 2025
- **Other identifiers:** Medicaid 00C517860 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1417050998) · Data from the CMS NPPES public registry.