Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WAALANDE ASSEFA LINTISO MBBS
NPI 1477293215
Internal Medicine in Gaithersburg, MD

Active since March 30, 2022PECOS EnrolledAccepts Medicare Assignment
655 WATKINS MILL RD, GAITHERSBURG, MD 20879(301) 258-7700 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 14, 2026, Aug 4, 2026, Jul 11, 2024 (3 updates tracked since 2024).

About Dr. Waalande Assefa Lintiso Mbbs NPPES

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

DR. WAALANDE ASSEFA LINTISO MBBS (NPI 1477293215) is an individual internal medicine provider in Gaithersburg, Maryland, licensed in Maryland (D0101454) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with Calverthealth Medical Center, and maintains a secondary practice location in Bethesda.

NPPES Registry Identity

NPI1477293215
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. WAALANDE ASSEFA LINTISOCredential: MBBS
Location Address655 WATKINS MILL RDGaithersburg, MD 20879-3301
Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMarch 30, 2022
Last NPPES UpdateAugust 14, 20263 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
NPI 1477293215 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in MD · D0101454 Licensed in VA · 0101281963
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.
655 WATKINS MILL RD, Gaithersburg, MD 20879

Secondary Practice Location 1

Location 18600 Old Georgetown RdBethesda, MD 20814-1422 · Phone (301) 896-7500

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

Dr. Waalande Assefa Lintiso Mbbs 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 ID7214318237
PECOS Enrollment IDI20250729004386
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Calverthealth Medical Center

Acute Care Hospitals · Prince Frederick, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number210039
Location100 Hospital RoadPrince Frederick, MD 20678 · Calvert County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20879 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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 20

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

Pediatrics
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Student in an Organized Health Care Education/Training Program
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Emergency Medicine
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Pharmacist
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Registered Nurse (Lactation Consultant)
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
General Acute Care Hospital
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Radiologic Technologist (Computed Tomography)
655 WATKINS MILL RD
GAITHERSBURG, MD 20879
Audiologist
655 WATKINS MILL RD
GAITHERSBURG, MD 20879

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 Waalande Lintiso's NPI number?

The NPI number for Waalande Lintiso is 1477293215. It was assigned to this individual provider in the NPPES registry on March 30, 2022.

Where is Waalande Lintiso located?

Waalande Lintiso practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (301) 258-7700.

What is Waalande Lintiso's specialty?

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

Is Waalande Lintiso enrolled in Medicare?

Yes. Waalande Lintiso 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.

Is Waalande Lintiso affiliated with any hospitals?

According to CMS data, Waalande Lintiso is affiliated with Calverthealth Medical Center.

When was this NPI record last updated?

The NPPES record for Waalande Lintiso was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.