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Dr. Alvin Bernard Williams , DDS

Dentist - General Practice • Clinton, MD

Active NPI 1114042694 Individual Practitioner Male Practitioner
Practice location in NPPES

9135 Piscataway Rd, Suite 105
Clinton, MD 207352549

Call 3018771622 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

9135 Piscataway Rd
Suite 105

Clinton, MD 207352549

Telephone 3018771622
Fax 3018771624
Organization at the Same NPPES Address or Phone
Potomac Allergy & Asthma P.c. Facility NPI 1225011851

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

30-day fills

19 standardized 30-day fills in 2017

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$280 in 2017

The total cost of these prescriptions in 2017, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers – by Provider and Drug, 2017.

Industry payments (Open Payments)

Fewer than 11 payment records totaling $11.69 in 2019

Drug and medical device companies must report certain payments to doctors and some other clinicians to CMS, such as meals, travel, speaking fees or research funding.

These records are submitted by drug and medical device companies, and a reported payment does not necessarily mean the financial relationship is improper.

General: payments not tied to research, such as meals, travel, consulting or speaking fees.

A reported payment does not necessarily mean the financial relationship is improper. Research payments can go to a hospital or university for a study the clinician leads, not to the clinician personally. Clinicians can dispute records with the company that reported them.

Source: CMS Open Payments, program year 2019.

Guide: How to read an Open Payments record

NPI first issued

2007

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Medicare assignment not listed

CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Compared with the same specialty in Clinton and Maryland

Billing and prescribing volume is not a quality rating.

Medicare Part D

Comparisons use 2024 data. The latest CMS data for Dr. Williams are from 2017.

28 active clinicians are listed under Dentist - General Practice with a practice address in Clinton, MD (2,410 in Maryland).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Clinton

0% of these 28 clinicians have the CMS telehealth indicator.

0% of these 28 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Part D Prescribers (2017), CMS Open Payments (2019), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments · Program Year 2019

Program year 2019 (payments made January 1 – December 31, 2019): fewer than 11 records totaling $11.69.

Manufacturer Payment Nature Product Type Amount ($)
Dentsply Sirona Inc
Food and Beverage
In-kind items and services
NUPRO FREEDOM General $11.69

Source: CMS Open Payments, program year 2019, released June 30, 2026.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2017.

CMS Part D · Data Year 2017
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav 19 182 $280.28 —

Source: CMS Part D by Provider and Drug, 2017; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Dentist - General Practice Primary Specialty

NUCC Taxonomy Code: 1223G0001X

License # reported to NPPES MD 10984

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Maryland Board of Physicians.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
001899600 (MD)

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

6 listed
Dr. Larry Hotchkiss , DPM

Podiatrist - Foot Surgery

NPI 1619920261

Doctor of Podiatric Medicine

Collette Kuntz , PA-C

Physician Assistant - Medical

NPI 1689833204

Physician Assistant (Certified)

Mary Proctor , CRNP

Nurse Practitioner - Family

NPI 1144779158

Certified Registered Nurse Practitioner

Trisha Whittaker , OT

Occupational Therapist

NPI 1336490408

Occupational Therapist

Ruth Williams

Nurse Practitioner - Psychiatric/Mental Health

NPI 1356696231
Dr. Arastoo Yazdani , MD

Internal Medicine

NPI 1326019357

Doctor of Medicine (M.D.)

Career & Practice History

NPI enumerated March 21, 2007.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1114042694
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 21, 2007
Last Update: December 21, 2011
Sole Proprietor: Yes

Other Dentist - General Practices in Clinton

All Dentist - General Practices in Clinton

Mailing Address

10508 Keepsake Ct

Upper Marlboro, MD 207722418

Phone: 3018779783

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.