JOYCE LAM
NPI 1265127740
Nurse Practitioner - Gerontology in Waldorf, MD
About Joyce Lam NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOYCE LAM (NPI 1265127740) is an individual gerontology provider in Waldorf, Maryland, licensed in Maryland (AC005559) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Oxon Hill, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Group Practice 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
Joyce Lam 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 Joyce Lam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 49 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 4
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 20602 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.
WALDORF, MD 20602
WALDORF, MD 20602
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 Joyce Lam's NPI number?
The NPI number for Joyce Lam is 1265127740. It was assigned to this individual provider in the NPPES registry on April 10, 2023.
Where is Joyce Lam located?
Joyce Lam practices at 3261 Old Washington Rd, Waldorf, MD 20602. The listed phone number is (855) 527-7246.
What is Joyce Lam's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Joyce Lam enrolled in Medicare?
Yes. Joyce Lam 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 Joyce Lam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joyce Lam reassigns Medicare benefits to Advanced Pain Management Specialists, LLC (Annapolis, 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 Joyce Lam'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 Joyce Lam was last updated on July 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Joyce Lam · NPI 1265127740
Gerontology physician in Waldorf, Maryland. Individual provider, active in the CMS NPPES registry since April 10, 2023.
## Identity
- **NPI:** 1265127740 (Entity type: Individual)
- **Enumerated:** April 10, 2023
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** AC005559 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3261 OLD WASHINGTON RD, Waldorf, MD 20602-3223
- **Phone:** (855) 527-7246 · **Fax:** (866) 229-5063
## 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:** Advanced Pain Management Specialists, LLC (NPI 1861418220, Annapolis, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1265127740) · Data from the CMS NPPES public registry.