DR. DAISY FLORENCE LAZAROUS MD
NPI 1952397382
Internal Medicine - Cardiovascular Disease in Washington, DC
About Dr. Daisy Florence Lazarous Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAISY FLORENCE LAZAROUS MD (NPI 1952397382) is an individual cardiovascular disease provider in Washington, District Of Columbia, licensed in Oklahoma (23871) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, is affiliated with Adventist Healthcare White Oak Medical Center, and is a graduate of Other (1984).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 9
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. Daisy Florence Lazarous 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 Daisy Lazarous reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20037
- Reassigned Medicare billing, District of Columbia enrollment
- 1,275 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 21
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adventist Healthcare White Oak Medical Center
Acute Care Hospitals · Silver Spring, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20007 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.
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
WASHINGTON, DC 20007
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 Daisy Lazarous's NPI number?
The NPI number for Daisy Lazarous is 1952397382. It was assigned to this individual provider in the NPPES registry on September 21, 2005.
Where is Daisy Lazarous located?
Daisy Lazarous practices at 3800 Reservoir Rd NW, Washington, DC 20007. The listed phone number is (202) 444-8843.
What is Daisy Lazarous's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Daisy Lazarous enrolled in Medicare?
Yes. Daisy Lazarous 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 Daisy Lazarous's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Daisy Lazarous reassigns Medicare benefits to 2 organizations: Medical Faculty Associates, Inc (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 Daisy Lazarous's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Daisy Lazarous affiliated with any hospitals?
According to CMS data, Daisy Lazarous is affiliated with Adventist Healthcare White Oak Medical Center.
When was this NPI record last updated?
The NPPES record for Daisy Lazarous was last updated on March 9, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Daisy Florence Lazarous, MD · NPI 1952397382
Cardiovascular Disease physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since September 21, 2005.
## Identity
- **NPI:** 1952397382 (Entity type: Individual)
- **Enumerated:** September 21, 2005
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 23871 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 3800 RESERVOIR RD NW, Washington, DC 20007-2113
- **Phone:** (202) 444-8843
## 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): Medical Faculty Associates, Inc (NPI 1417990581, Washington, DC); Adventist Physician Services, Inc. (NPI 1376623207, Gaithersburg, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1984
## Record status
- **NPPES last updated:** March 9, 2012
- **Other identifiers:** Other 243421103 (MD); Other 1597591 (MD); Medicare UPIN E97448; and 6 more
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Source: [NPI Profile](https://npiprofile.com/npi/1952397382) · Data from the CMS NPPES public registry.