DR. MARISSA A WILLIAMS D.M.D
NPI 1720394976
Dentist - General Practice in Pleasanton, TX

Active since August 25, 2010PECOS Enrolled
310 W OAKLAWN RD, PLEASANTON, TX 78064(830) 569-5818 Get Directions Write a Review

NPPES record last updated: February 17, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Marissa A Williams D.m.d NPPES

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

DR. MARISSA A WILLIAMS D.M.D (NPI 1720394976) is an individual general practice provider in Pleasanton, Texas, licensed in Texas (27467) and active in the NPI registry since August 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720394976
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARISSA A WILLIAMSCredential: D.M.D
Location Address310 W OAKLAWN RDPleasanton, TX 78064-4033
Mailing Address310 W Oaklawn RdPleasanton, TX 78064-4033 · (830) 569-5818
Sole ProprietorNo
Enumeration DateAugust 25, 2010
Last NPPES UpdateFebruary 17, 2014
NPI 1720394976 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in TX · 27467
Definition
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.
310 W OAKLAWN RD, Pleasanton, TX 78064

Other Identifiers 1

Other27467TX · License

Accepted Insurance

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. Marissa A Williams D.m.d 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 78064 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
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.

Counselor (Professional)
310 W OAKLAWN RD
PLEASANTON, TX 78064
Family Medicine
310 W OAKLAWN RD
PLEASANTON, TX 78064
Dentist (General Practice)
310 W OAKLAWN RD
PLEASANTON, TX 78064
Nurse Practitioner
310 W OAKLAWN RD
PLEASANTON, TX 78064
Dental Hygienist
310 W OAKLAWN RD
PLEASANTON, TX 78064
Licensed Vocational Nurse
310 W OAKLAWN RD
PLEASANTON, TX 78064
Physician Assistant (Medical)
310 W OAKLAWN RD
PLEASANTON, TX 78064
Pharmacy (Community/Retail Pharmacy)
310 W OAKLAWN RD
PLEASANTON, TX 78064

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 Marissa Williams's NPI number?

The NPI number for Marissa Williams is 1720394976. It was assigned to this individual provider in the NPPES registry on August 25, 2010.

Where is Marissa Williams located?

Marissa Williams practices at 310 W Oaklawn Rd, Pleasanton, TX 78064. The listed phone number is (830) 569-5818.

What is Marissa Williams's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Marissa Williams enrolled in Medicare?

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

What insurance does Marissa Williams accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Humana list Marissa Williams as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marissa Williams was last updated on February 17, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.