Debra Williams, DO
NPI 1992762231 · Psychiatry Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Debra Williams, DO is a Psychiatry Physician provider in Huntsville, AL (NPI 1992762231).
Provider details
- NPI number
- 1992762231
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- DO 764 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
53 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 53 | $109 |
Typical Medicare-allowed amounts for these services range $109–$109 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 83 |
| Sertraline Hcl | 71 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 62 |
| Bupropion Hclbrand: Bupropion Xl | 47 |
| Clonazepam | 46 |
| Lurasidone Hcl | 39 |
| Esketamine Hclbrand: Spravato | 38 |
| Desvenlafaxine Succinatebrand: Desvenlafaxine Succinate Er |
Practice location
Mailing address
Additional practice locations (2)
- 2851 S Parker Rd Ste 112Aurora, CO 80014-2729Phone: (256) 714-0551
- 5604 Fort Benton WayLawrence, KS 66049-4925Phone: (256) 714-0551
Registry dates
- Enumerated
- 2006-04-28
- Last updated
- 2023-03-07
- Certified
- 2021-03-31
Frequently asked questions
- What is Debra Williams's NPI number?
- Debra Williams's National Provider Identifier (NPI) is 1992762231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Debra Williams's specialty?
- Debra Williams is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Debra Williams located?
- Debra Williams's practice location on file with NPPES is 1015 Airport Rd Sw Ste 204, Huntsville, AL 35802-1394.
- What is Debra Williams's phone number?
- The practice phone number listed in the NPPES registry for Debra Williams is (256) 883-7031.
- Does Debra Williams accept Medicare?
- Debra Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Debra Williams's NPI active?
- Yes — Debra Williams's NPI (1992762231) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.