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JOYCE LAM
NPI 1265127740
Nurse Practitioner - Gerontology in Waldorf, MD

Active since April 10, 2023PECOS EnrolledAccepts Medicare Assignment
3261 OLD WASHINGTON RD, WALDORF, MD 20602(855) 527-7246(866) 229-5063 Get Directions Write a Review

NPPES record last updated: July 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 10, 2025, Jun 28, 2024, Jun 20, 2024 and 2 more (5 updates tracked since 2023).

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

NPI1265127740
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameJOYCE LAM
Location Address3261 OLD WASHINGTON RDWaldorf, MD 20602-3223
Mailing Address201 Defense Hwy Ste 205Annapolis, MD 21401-7096 · (855) 527-7246
Phone(855) 527-7246
Fax(866) 229-5063
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateApril 10, 2023
Last NPPES UpdateJuly 10, 20255 updates tracked since enumeration
NPPES CertifiedJuly 10, 2025
✔ NPI 1265127740 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in MD · AC005559
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License 28258644C (IN)
3261 OLD WASHINGTON RD, Waldorf, MD 20602
Open in Google Maps ↗

Secondary Practice Location 1

Location 1251 National Harbor Blvd Ste 501Oxon Hill, MD 20745-1052 · Phone (855) 527-7246 · Fax (866) 229-5063

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

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.

PECOS PAC ID5193260032
PECOS Enrollment IDI20240715003935, I20240716004470
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
104 services51 patients
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0481
A definitive drug test is a detailed analysis used to identify specific drugs in your system. It uses advanced techniques, such as gc/ms and lc/ms, to detect and distinguish between different drugs, even those with similar structures.
36 services31 patients
Testing for presence of drug, by chemistry analyzers 80307
Chemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.
34 services29 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
25 services16 patients

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.

New Patient
$89.75 typical visit price
range $57.99 – $175.57
Typical copayment $22.43 (range $14.49 – $43.89)
Most-billed visit code 99203
Established Patient
$102.11 typical visit price
range $18.66 – $143.02
Typical copayment $25.52 (range $4.66 – $35.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 19

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. BRUCE ALLAN WENZEL DPM
Podiatrist
3261 OLD WASHINGTON RD, SUITE 1010
WALDORF, MD 20602
Charles County (301) 645-0366
LEON & LEON, M.D., P.A
Family Medicine
3261 OLD WASHINGTON RD, SUITE 3010
WALDORF, MD 20602
Charles County (301) 645-9551
JODI SERAFIN RD
Dietitian, Registered
3261 OLD WASHINGTON RD, STE 2020
WALDORF, MD 20602
Charles County (240) 448-6181
MS-HC, LLC
Non-Pharmacy Dispensing Site
3261 OLD WASHINGTON RD, SUITE 2011
WALDORF, MD 20602
Charles County (301) 396-9305
DR. SAID M ALI M.D.
Obstetrics & Gynecology
3261 OLD WASHINGTON RD, 1013
WALDORF, MD 20602
Charles County (301) 705-7200
SAID M ALI MDPC
Obstetrics & Gynecology (Gynecology)
3261 OLD WASHINGTON RD, SUITE 1013
WALDORF, MD 20602
Charles County (301) 870-7744
KENNETH J SABLE AND ASSOC INC
Chiropractor (Occupational Health)
3261 OLD WASHINGTON RD, SUITE 2010
WALDORF, MD 20602
Charles County (301) 645-5390
DR. KENNETH J SABLE DC
Chiropractor
3261 OLD WASHINGTON RD, SUITE 2010
WALDORF, MD 20602
Charles County (301) 645-5390

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.

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 12 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.