David Fessler, M.D.
NPI 1457472607 · Internal Medicine Physician · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Fessler, M.D. is a Internal Medicine Physician provider in Washington, DC (NPI 1457472607).
Provider details
- NPI number
- 1457472607
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 044153 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 242 | 44 |
| Atorvastatin Calcium | 164 | 43 |
| Dolutegravir Sodiumbrand: Tivicay | 111 | 18 |
| Amlodipine Besylate | 80 | 28 |
| Metformin Hcl | 69 | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 68 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$731 across 7 records (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
- 2007-04-03
- Last updated
- 2025-10-31
- Certified
- 2025-10-31
Frequently asked questions
- What is David Fessler's NPI number?
- David Fessler's National Provider Identifier (NPI) is 1457472607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Fessler's specialty?
- David Fessler is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Fessler located?
- David Fessler's practice location on file with NPPES is 1334 Kalmia Rd Nw, Washington, DC 20012-1445.
- What is David Fessler's phone number?
- The practice phone number listed in the NPPES registry for David Fessler is (314) 458-6724.
- Does David Fessler accept Medicare?
- David Fessler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Fessler's NPI active?
- Yes — David Fessler's NPI (1457472607) is active in the NPPES registry as of the last update on 2025-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.