Brendan Mcclafferty, DO
NPI 1336727361 · Psychiatry Physician · Falls Church, VA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brendan Mcclafferty, DO is a Psychiatry Physician provider in Falls Church, VA (NPI 1336727361).
Provider details
- NPI number
- 1336727361
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5077 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 36 |
| Sertraline Hcl | 31 |
| Olanzapine | 23 |
| Bupropion Hclbrand: Bupropion Xl | 22 |
| Duloxetine Hcl | 14 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 14 |
| Fluoxetine Hcl | 13 |
| Mirtazapine | 13 |
| Clonazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-31
- Last updated
- 2026-05-21
- Certified
- 2026-05-21
Frequently asked questions
- What is Brendan Mcclafferty's NPI number?
- Brendan Mcclafferty's National Provider Identifier (NPI) is 1336727361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brendan Mcclafferty's specialty?
- Brendan Mcclafferty is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Brendan Mcclafferty located?
- Brendan Mcclafferty's practice location on file with NPPES is 2960 Sleepy Hollow Rd, Falls Church, VA 22044-2030.
- What is Brendan Mcclafferty's phone number?
- The practice phone number listed in the NPPES registry for Brendan Mcclafferty is (667) 668-2566.
- Does Brendan Mcclafferty accept Medicare?
- Brendan Mcclafferty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brendan Mcclafferty's NPI active?
- Yes — Brendan Mcclafferty's NPI (1336727361) is active in the NPPES registry as of the last update on 2026-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.