MRS. STACY LEE ANDERSON MD
NPI 1619210648
Internal Medicine in New York, NY
About Mrs. Stacy Lee Anderson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. STACY LEE ANDERSON MD (NPI 1619210648) is an individual internal medicine provider in New York, New York, licensed in New York (283301) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Oregon Health Sciences University School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 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
Mrs. Stacy Lee Anderson 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
6Medicare enrollment records show Stacy Anderson reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 428 clinicians in this Medicare group
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 315 clinicians in this Medicare group
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 248 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 259 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 74 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 514 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10065 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.
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.
NEW YORK, NY 10065
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 Stacy Anderson's NPI number?
The NPI number for Stacy Anderson is 1619210648. It was assigned to this individual provider in the NPPES registry on March 28, 2013. The provider is also known as Stacy Lee O'neill MD.
Where is Stacy Anderson located?
Stacy Anderson practices at 1275 York Ave, New York, NY 10065. The listed phone number is (212) 639-2000.
What is Stacy Anderson's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Stacy Anderson enrolled in Medicare?
Yes. Stacy Anderson 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 Stacy Anderson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacy Anderson reassigns Medicare benefits to 6 organizations: Memorial Hematology Lymphoma Group (New York, NY), Memorial Medical Consultation Group (New York, NY), Mskcc Clinical Practice Plan (New York, NY), Memorial Developmental Chemo Group (New York, NY), Memorial Urgent Care Group (New York, NY) and 1 more organization, listed in the Medicare section above. 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 Stacy Anderson'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 Stacy Anderson was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Mrs. Stacy Lee Anderson, MD · NPI 1619210648
Internal Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 28, 2013.
## Identity
- **NPI:** 1619210648 (Entity type: Individual)
- **Enumerated:** March 28, 2013
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 283301 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1275 YORK AVE, New York, NY 10065-6007
- **Phone:** (212) 639-2000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Memorial Hematology Lymphoma Group (NPI 1891766366, New York, NY); Memorial Medical Consultation Group (NPI 1053382523, New York, NY); Mskcc Clinical Practice Plan (NPI 1306096508, New York, NY); Memorial Developmental Chemo Group (NPI 1912978487, New York, NY); Memorial Urgent Care Group (NPI 1053364539, New York, NY); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** March 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1619210648) · Data from the CMS NPPES public registry.