Robert Herscowitz, M.D.
NPI 1801838776 · Pulmonary Disease Physician · Alexandria, VA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Herscowitz, M.D. is a Pulmonary Disease Physician provider in Alexandria, VA (NPI 1801838776).
Provider details
- NPI number
- 1801838776
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101055633 (VA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,039 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 | 1,053 | $143 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 486 | $45 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 475 | $66 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 474 | $52 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $103 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 368 | 77 |
| Montelukast Sodium | 264 | 72 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 220 | 54 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 168 | 80 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 114 | 29 |
| Azelastine Hcl | 91 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2012-10-31
Frequently asked questions
- What is Robert Herscowitz's NPI number?
- Robert Herscowitz's National Provider Identifier (NPI) is 1801838776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Herscowitz's specialty?
- Robert Herscowitz is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Herscowitz located?
- Robert Herscowitz's practice location on file with NPPES is 5216 Dawes Ave, Alexandria, VA 22311-1404.
- What is Robert Herscowitz's phone number?
- The practice phone number listed in the NPPES registry for Robert Herscowitz is (703) 931-4746.
- Does Robert Herscowitz accept Medicare?
- Robert Herscowitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Herscowitz's NPI active?
- Yes — Robert Herscowitz's NPI (1801838776) is active in the NPPES registry as of the last update on 2012-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.