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SHELLY CHRISTINA WILLIAMS FNP-BC
NPI 1538680822
Nurse Practitioner - Psychiatric/Mental Health in Fulshear, TX

Active since June 27, 2017PECOS EnrolledAccepts Medicare Assignment
5757 FLEWELLEN OAKS LN STE 302, FULSHEAR, TX 77441(713) 987-7828(713) 804-9449 Get Directions Write a Review

NPPES record last updated: July 10, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 10, 2024, Aug 8, 2019, Jun 27, 2017 (3 updates tracked since 2017).

About Shelly Christina Williams Fnp-bc NPPES

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

SHELLY CHRISTINA WILLIAMS FNP-BC (NPI 1538680822) is an individual psychiatric/mental health provider in Fulshear, Texas, licensed in Texas (AP138281) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1538680822
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameSHELLY CHRISTINA WILLIAMSCredential: FNP-BC
Location Address5757 FLEWELLEN OAKS LN STE 302Fulshear, TX 77441-1801
Mailing Address5757 Flewellen Oaks Ln Ste 302Fulshear, TX 77441-1801 · (713) 987-7828 · Fax (713) 804-9449
Phone(713) 987-7828
Fax(713) 804-9449
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJune 27, 2017
Last NPPES UpdateJuly 10, 20243 updates tracked since enumeration
NPPES CertifiedJuly 10, 2024
✔ NPI 1538680822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in TX · AP138281
5757 FLEWELLEN OAKS LN STE 302, Fulshear, TX 77441
Open in Google Maps ↗

Other Identifiers 3

OtherAP61561016WA · Washington State License
OtherAP09322LA · Louisiana State Board Of Nursing
OtherAP138281TX · Texas License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company, UnitedHealthcare.Insurance ›

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

Shelly Christina Williams Fnp-bc 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 ID4082988167
PECOS Enrollment IDI20240723004780
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
30 services26 patients
Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811
This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77441 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
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier11 claims11 services$180.37 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

MOSAIC MENTAL HEALTH
Nurse Practitioner (Psychiatric/Mental Health)
5757 FLEWELLEN OAKS LN STE 302
FULSHEAR, TX 77441
Fort Bend County (832) 647-1946
ELIZABETH MACSHADIYA PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
5757 FLEWELLEN OAKS LN STE 302
FULSHEAR, TX 77441
Fort Bend County (713) 987-7828

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 Shelly Williams's NPI number?

The NPI number for Shelly Williams is 1538680822. It was assigned to this individual provider in the NPPES registry on June 27, 2017.

Where is Shelly Williams located?

Shelly Williams practices at 5757 Flewellen Oaks Ln Ste 302, Fulshear, TX 77441. The listed phone number is (713) 987-7828.

What is Shelly Williams's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Shelly Williams enrolled in Medicare?

Yes. Shelly Williams 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.

What insurance does Shelly Williams accept?

Health plans from Oscar Insurance Company and UnitedHealthcare list Shelly 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 Shelly Williams was last updated on July 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.