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DR. CARLOS DAWAYNE WILLIAMS MD
NPI 1043406671
Internal Medicine in Bethesda, MD

Active since September 18, 2007PECOS Enrolled
8901 WISCONSIN AVE, BETHESDA, MD 20889(301) 295-4611 Get Directions Write a Review

NPPES record last updated: September 18, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Carlos Dawayne Williams Md NPPES

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

DR. CARLOS DAWAYNE WILLIAMS MD (NPI 1043406671) is an individual internal medicine provider in Bethesda, Maryland, licensed in Maryland (4301072880) and active in the NPI registry since September 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043406671
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CARLOS DAWAYNE WILLIAMSCredential: MD
Location Address8901 WISCONSIN AVEBethesda, MD 20889-0001
Mailing Address8901 Wisconsin AveBethesda, MD 20889-0001 · (301) 295-4611
Phone(301) 295-4611
Sole ProprietorNo
Enumeration DateSeptember 18, 2007
✔ NPI 1043406671 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 MD · 4301072880
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 4301072880 (MI)
8901 WISCONSIN AVE, Bethesda, MD 20889
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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. Carlos Dawayne Williams 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 20889 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.

DR. TAMMERA NELSON
Pharmacist
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4497
DAWOOD TAFTI M.D.
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 319-8373
DR. ASHLEY BEE BOZZAY
Student in an Organized Health Care Education/Training Program
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-8588
DR. ADAM JOSEPH MAIER DO
Internal Medicine (Infectious Disease)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4000
OANA MARIA POVIAN STROIE MD
General Practice
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4000
SIMAL RUHISHTA ALI DO
General Practice
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4900
DR. JACOB L FRIESEN M.D.
Psychiatry & Neurology (Psychiatry)
8901 WISCONSIN AVE, WRNMMC, NICOE, BUILDING 51
BETHESDA, MD 20889
Montgomery County (301) 319-3772
MS. CARLA PATRICE ALEXIS P.T.
Physical Therapist
8901 WISCONSIN AVE
BETHESDA, MD 20889
Montgomery County (301) 295-4880

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 Carlos Williams's NPI number?

The NPI number for Carlos Williams is 1043406671. It was assigned to this individual provider in the NPPES registry on September 18, 2007.

Where is Carlos Williams located?

Carlos Williams practices at 8901 Wisconsin Ave, Bethesda, MD 20889. The listed phone number is (301) 295-4611.

What is Carlos Williams's specialty?

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

Is Carlos Williams enrolled in Medicare?

Yes. Carlos Williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Carlos Williams was last updated on September 18, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.