Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. SYDNEY BRYN GRESHAM PSY.D.
NPI 1295516557
Psychologist - Clinical in Houston, TX

Active since October 11, 2023PECOS EnrolledAccepts Medicare Assignment
2450 FONDREN RD STE 312, HOUSTON, TX 77063(713) 789-7560 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 6, 2026, Oct 12, 2023 (2 updates tracked since 2023).

About Dr. Sydney Bryn Gresham Psy.d. NPPES

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

DR. SYDNEY BRYN GRESHAM PSY.D. (NPI 1295516557) is an individual clinical provider in Houston, Texas, licensed in Texas (40474) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1295516557
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. SYDNEY BRYN GRESHAMCredential: PSY.D.
Location Address2450 FONDREN RD STE 312Houston, TX 77063-2323
Mailing Address2450 Fondren Rd Ste 312Houston, TX 77063-2323
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateOctober 11, 2023
Last NPPES UpdateJuly 6, 20262 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
NPI 1295516557 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License Licensed in TX · 40474
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

2450 FONDREN RD STE 312, Houston, TX 77063

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

Dr. Sydney Bryn Gresham Psy.d. 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 ID6002317591
PECOS Enrollment IDI20250827002895
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 77063 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
$176.98 typical visit price
range $58.24 – $176.98
Typical copayment $44.24 (range $14.56 – $44.24)
Most-billed visit code 99205
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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 17

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

Psychologist (Clinical)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Psychologist (Counseling)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Psychologist (Counseling)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Counselor (Mental Health)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Counselor (Mental Health)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Psychologist
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Psychologist (Clinical)
2450 FONDREN RD STE 312
HOUSTON, TX 77063
Psychologist (Clinical)
2450 FONDREN RD STE 312
HOUSTON, TX 77063

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 Sydney Gresham's NPI number?

The NPI number for Sydney Gresham is 1295516557. It was assigned to this individual provider in the NPPES registry on October 11, 2023.

Where is Sydney Gresham located?

Sydney Gresham practices at 2450 Fondren Rd Ste 312, Houston, TX 77063. The listed phone number is (713) 789-7560.

What is Sydney Gresham's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Sydney Gresham enrolled in Medicare?

Yes. Sydney Gresham 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.

When was this NPI record last updated?

The NPPES record for Sydney Gresham was last updated on July 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.