DR. MARIO E NICHOLSON MD
NPI 1689735144
Internal Medicine in Hyattsville, MD

Q: What is Mario Nicholson's NPI number?

The NPI number for Mario Nicholson is 1689735144. It was assigned to this individual provider in the NPPES registry on December 12, 2006.

Q: What is Mario Nicholson's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mario Nicholson was last updated on January 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.

Active since December 12, 2006PECOS Enrolled

6525 BELCREST ROAD, SUITE 160, HYATTSVILLE, MD 20782(301) 209-6155(301) 209-6206 Get Directions Write a Review

NPPES record last updated: January 22, 2025. Verified against the NPPES registry weekly; last sync: September 27, 2026.

On this page

About Dr. Mario E Nicholson Md NPPES

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

DR. MARIO E NICHOLSON MD (NPI 1689735144) is an individual internal medicine provider in Hyattsville, Maryland, licensed in Maryland (D41747) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1689735144

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. MARIO E NICHOLSONCredential: MD

Location Address6525 BELCREST ROAD, SUITE 160Hyattsville, MD 20782-2016

Mailing Address2101 East Jefferson Street, Ppqa Medicare Compliance Unite 4 West Kaiser PermanenteRockville, MD 20852-4908 · (301) 816-6660 · Fax (301) 816-6308

Phone(301) 209-6155

Fax(301) 209-6206

Sole ProprietorNo

Enumeration DateDecember 12, 2006

Last NPPES UpdateJanuary 22, 2025

NPPES CertifiedJanuary 22, 2025

✔ NPI 1689735144 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 · D41747✔ Licensed in DC · MD21652

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.

6525 BELCREST ROAD, Hyattsville, MD 20782

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Secondary Practice Locations 2

Location 16 Garrett AveLA Plata, MD 20646-5959 · Phone (301) 539-5100 · Fax (301) 934-2084

Location 29000 Woodyard RdClinton, MD 20735-4206 · Phone (240) 546-3428

Other Identifiers 1

Medicaid182511900MD

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mario E Nicholson Md 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 20782 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 9

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

RONALD M GROSSMAN DDS PA

Dentist

6525 BELCREST ROAD, SUITE 212
HYATTSVILLE, MD 20782

Prince George's County (301) 927-2900

DR. ELLEN DENA FINKELMAN MD

Family Medicine