David Sayles, MD
NPI 1124047337 · Geriatric Psychiatry Physician · Alexandria, VA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Sayles, MD is a Geriatric Psychiatry Physician provider in Alexandria, VA (NPI 1124047337).
Provider details
- NPI number
- 1124047337
- Entity type
- Individual
- Primary specialty
- Geriatric Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101057479 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,512 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 1,464 | $132 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 845 | $176 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 387 | $202 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 378 | $114 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 208 | $113 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 792 | 128 |
| Escitalopram Oxalate | 657 | 114 |
| Trazodone Hcl | 609 | 105 |
| Mirtazapine | 372 | 54 |
| Risperidone | 194 | 30 |
| Aripiprazole | 180 | 31 |
| Lorazepam | 173 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2020-12-05
- Certified
- 2020-12-05
Frequently asked questions
- What is David Sayles's NPI number?
- David Sayles's National Provider Identifier (NPI) is 1124047337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Sayles's specialty?
- David Sayles is listed in the NPPES registry with a primary specialty of Geriatric Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is David Sayles located?
- David Sayles's practice location on file with NPPES is 6000 Stevenson Ave Ste 208, Alexandria, VA 22304-3526.
- What is David Sayles's phone number?
- The practice phone number listed in the NPPES registry for David Sayles is (703) 379-7215.
- Does David Sayles accept Medicare?
- David Sayles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Sayles's NPI active?
- Yes — David Sayles's NPI (1124047337) is active in the NPPES registry as of the last update on 2020-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.