1. Home
  2. Directory
  3. Delaware
  4. Wilmington
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MAI THANH LAM
NPI 1487394516
Internal Medicine in Wilmington, DE

Active since March 29, 2022PECOS Enrolled
3506 KENNETT PIKE STE 230, WILMINGTON, DE 19807(302) 661-3400(302) 656-5611 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mai Thanh Lam NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAI THANH LAM (NPI 1487394516) is an individual internal medicine provider in Wilmington, Delaware, licensed in Delaware (C2-0024925) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487394516
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMAI THANH LAM
Location Address3506 KENNETT PIKE STE 230Wilmington, DE 19807-3019
Mailing Address3506 Kennett Pike Ste 230Wilmington, DE 19807-3019 · (302) 661-3400 · Fax (302) 656-5611
Phone(302) 661-3400
Fax(302) 656-5611
Sole ProprietorNo
Enumeration DateMarch 29, 2022
Last NPPES UpdateJuly 29, 2026
NPPES CertifiedJuly 29, 2026
✔ NPI 1487394516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in DE · C2-0024925
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License C2-0024925 (DE)
3506 KENNETT PIKE STE 230, Wilmington, DE 19807
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mai Thanh Lam is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19807 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
$131.15 typical visit price
range $57.12 – $173.08
Typical copayment $32.78 (range $14.28 – $43.27)
Most-billed visit code 99204
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
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 3

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

KAMRON SALAVITABAR DO
Family Medicine
3506 KENNETT PIKE STE 230
WILMINGTON, DE 19807
New Castle County (302) 661-3400
MEAGHAN NANCY ROSZYK DO
Internal Medicine
3506 KENNETT PIKE STE 230
WILMINGTON, DE 19807
New Castle County (302) 661-3400
KATELYN FRITZGES
Internal Medicine
3506 KENNETT PIKE STE 230
WILMINGTON, DE 19807
New Castle County (302) 661-3400

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 Mai Lam's NPI number?

The NPI number for Mai Lam is 1487394516. It was assigned to this individual provider in the NPPES registry on March 29, 2022.

Where is Mai Lam located?

Mai Lam practices at 3506 Kennett Pike Ste 230, Wilmington, DE 19807. The listed phone number is (302) 661-3400.

What is Mai Lam's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mai Lam enrolled in Medicare?

Yes. Mai Lam is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mai Lam was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.