DR. LAMBROS STAMATAKIS M.D.
NPI 1962641332
Urology in Washington, DC
About Dr. Lambros Stamatakis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAMBROS STAMATAKIS M.D. (NPI 1962641332) is an individual urology provider in Washington, District Of Columbia, licensed in Maryland (D74193) and active in the NPI registry since February 2009. He is enrolled in Medicare PECOS, is affiliated with Medstar Saint Mary's Hospital, and is a graduate of University Of Maryland School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Lambros Stamatakis M.d. 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
3Medicare enrollment records show Lambros Stamatakis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Whc Physician Group LLC
- 613 clinicians in this Medicare group
Gaithersburg, MD 20878
- Reassigned Medicare billing, District of Columbia enrollment
- 340 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.
Areas of Expertise CMS Part B claims 20
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Saint Mary's Hospital
Acute Care Hospitals · Leonardtown, MDAdventist Healthcare Shady Grove Medical Center
Acute Care Hospitals · Rockville, MDMedstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20010 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 14
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
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 Lambros Stamatakis's NPI number?
The NPI number for Lambros Stamatakis is 1962641332. It was assigned to this individual provider in the NPPES registry on February 9, 2009.
Where is Lambros Stamatakis located?
Lambros Stamatakis practices at 110 Irving St NW Suite 3b-19, Washington, DC 20010. The listed phone number is (202) 877-2663.
What is Lambros Stamatakis's specialty?
The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.
Is Lambros Stamatakis enrolled in Medicare?
Yes. Lambros Stamatakis 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 Lambros Stamatakis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lambros Stamatakis reassigns Medicare benefits to 3 organizations: Medstar Medical Group II LLC (Washington, DC), Whc Emerg Phys (Washington, DC) and Adventist Physician Services, Inc. (Gaithersburg, MD). 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 Lambros Stamatakis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lambros Stamatakis affiliated with any hospitals?
According to CMS data, Lambros Stamatakis is affiliated with Medstar Saint Mary's Hospital, Adventist Healthcare Shady Grove Medical Center and Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Lambros Stamatakis was last updated on March 2, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Lambros Stamatakis, M.D. · NPI 1962641332
Urology physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since February 9, 2009.
## Identity
- **NPI:** 1962641332 (Entity type: Individual)
- **Enumerated:** February 9, 2009
- **Primary specialty:** Urology · taxonomy 208800000X
- **State license:** D74193 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 IRVING ST NW, SUITE 3B-19, Washington, DC 20010-3017
- **Phone:** (202) 877-2663
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1023836137, Washington, DC); Whc Emerg Phys (NPI 1306260625, Washington, DC); Adventist Physician Services, Inc. (NPI 1376623207, Gaithersburg, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** March 2, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1962641332) · Data from the CMS NPPES public registry.