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DR. WILLIAM K. DRELL M.D.
NPI 1932184983
Psychiatry & Neurology - Psychiatry in Houston, TX

Active since December 13, 2005PECOS Enrolled
909 FROSTWOOD DR, #258, HOUSTON, TX 77024(713) 464-4455(713) 464-3642 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William K. Drell M.d. NPPES

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

DR. WILLIAM K. DRELL M.D. (NPI 1932184983) is an individual psychiatry provider in Houston, Texas, licensed in Texas (G7055) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Oklahoma College Of Medicine (1983).

NPPES Registry Identity

NPI1932184983
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. WILLIAM K. DRELLCredential: M.D.
Location Address909 FROSTWOOD DR, #258Houston, TX 77024-2301
Mailing Address909 Frostwood Dr, #258Houston, TX 77024-2301 · (713) 464-4455 · Fax (713) 464-3642
Phone(713) 464-4455
Fax(713) 464-3642
Sole ProprietorNo
Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 1983
Enumeration DateDecember 13, 2005
Last NPPES UpdateJuly 8, 2007
✔ NPI 1932184983 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in TX · G7055
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
909 FROSTWOOD DR, Houston, TX 77024
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.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. William K. Drell M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID840479887
PECOS Enrollment IDI20110124000796
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 low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
253 services65 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
252 services64 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77024 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
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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.

KATTAYOON HASHEMI M.D.
Ophthalmology
909 FROSTWOOD DR
HOUSTON, TX 77024
Harris County (713) 984-0900
EGHTEDAR SADEGHPOUR MD PA
Orthopaedic Surgery
909 FROSTWOOD DR, 256
HOUSTON, TX 77024
Harris County (713) 932-6100
NEIL E. SHERMAN MD PA
Radiology (Radiation Oncology)
909 FROSTWOOD DR
HOUSTON, TX 77024
Harris County (713) 242-3500
ALEXANDRA FERNANDEZ MS, RDN, LD
Dietitian, Registered
909 FROSTWOOD DR
HOUSTON, TX 77024
Harris County (713) 338-7192
DR. BRIDGETTE JOHNELLE PARISH M.D.
Obstetrics & Gynecology (Obstetrics)
909 FROSTWOOD DR, STE. 1.100
HOUSTON, TX 77024
Harris County (713) 338-5500
MEMORIAL HERMANN HEALTH SYSTEM
Clinic/Center (Radiology)
909 FROSTWOOD DR, SUITE 152
HOUSTON, TX 77024
Harris County (713) 242-3700
PEDRO M. CARAM, M.D.,P.A.
Specialist
909 FROSTWOOD DR, 207
HOUSTON, TX 77024
Harris County (713) 797-1305
DIVYA GUPTA M.D.
Internal Medicine
909 FROSTWOOD DR, SUITE 1.100
HOUSTON, TX 77024
Harris County (713) 338-4523

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 William Drell's NPI number?

The NPI number for William Drell is 1932184983. It was assigned to this individual provider in the NPPES registry on December 13, 2005.

Where is William Drell located?

William Drell practices at 909 Frostwood Dr #258, Houston, TX 77024. The listed phone number is (713) 464-4455.

What is William Drell's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is William Drell enrolled in Medicare?

Yes. William Drell is registered in the Medicare PECOS enrollment system.

What insurance does William Drell accept?

Health plans from Providence Health Plan list William Drell 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 William Drell was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.