ALIN IONESCU MD
NPI 1659675080
Obstetrics & Gynecology in Kensington, MD
About Alin Ionescu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALIN IONESCU MD (NPI 1659675080) is an individual obstetrics & gynecology provider in Kensington, Maryland, licensed in California (A139307) and active in the NPI registry since December 2010. He is enrolled in Medicare PECOS and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses 2
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
Alin Ionescu 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 Reassignment
Medicare enrollment records show Alin Ionescu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Kensington, MD 20895
- Reassigned Medicare billing, District of Columbia, Virginia and Maryland enrollments
- Also billed through NPI 1376601872 (District of Columbia), NPI 1073678637 (District of Columbia), NPI 1497023188 (District of Columbia), NPI 1366781700 (District of Columbia), NPI 1225156367 (Virginia), NPI 1285752121 (Maryland), NPI 1942546486 (Maryland), NPI 1114677572 (Virginia), NPI 1457023616 (Maryland)
- 726 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 20895 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.
KENSINGTON, MD 20895
KENSINGTON, MD 20895
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 Alin Ionescu's NPI number?
The NPI number for Alin Ionescu is 1659675080. It was assigned to this individual provider in the NPPES registry on December 28, 2010.
Where is Alin Ionescu located?
Alin Ionescu practices at 10810 Connecticut Ave, Kensington, MD 20895. The listed phone number is (301) 929-7100.
What is Alin Ionescu's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Alin Ionescu enrolled in Medicare?
Yes. Alin Ionescu 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 organization bills Medicare for Alin Ionescu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alin Ionescu reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Kensington, MD). The 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 Alin Ionescu'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 Alin Ionescu was last updated on June 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.
# Alin Ionescu, MD · NPI 1659675080
Obstetrics & Gynecology physician in Kensington, Maryland. Individual provider, active in the CMS NPPES registry since December 28, 2010.
## Identity
- **NPI:** 1659675080 (Entity type: Individual)
- **Enumerated:** December 28, 2010
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A139307 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 10810 CONNECTICUT AVE, Kensington, MD 20895-2138
- **Phone:** (301) 929-7100
## 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:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1578638425, Kensington, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** June 23, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1659675080) · Data from the CMS NPPES public registry.