Jahanbakhsh Naghshin, M.D.
Critical Care (Intensivists) · Internal Medicine · Pulmonary Disease · Sleep Medicine (CMS) · Leesburg, VA
At a glance
19455 Deerfield Ave, Leesburg, VA 20176-8102
NPPES record updated May 22, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
19455 Deerfield Ave Suite 206Leesburg, VA 20176-8102
Additional reported practice locations
8600 Old Georgetown RdBethesda, MD 208141422
Phone: 4109555000 1860 Town Center Dr Ste 270
Reston, VA 201905899
Phone: 7033188157
Fax: 7033187525
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1992
- CMS specialties
- Critical Care (Intensivists) · Internal Medicine · Pulmonary Disease · Sleep Medicine
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
- Commonwealth Critical Care Llc
- Inova Health Care Services
- Johns Hopkins Community Physicians, Inc
- Pulmonary And Critical Care Associates, P.c.
Reported hospital affiliations
- Inova Fair Oaks Hospital Fairfax, VA
- Inova Loudoun Hospital Leesburg, VA
- Reston Hospital Center Reston, VA
- Suburban Hospital Bethesda, MD
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $3,613.91 |
| Education | $62.48 |
Reporting companies
| Company | Amount |
|---|---|
| ASTRAZENECA PHARMACEUTICALS LP | $923.69 |
| REGENERON HEALTHCARE SOLUTIONS, INC. | $467.46 |
| GLAXOSMITHKLINE, LLC. | $416.50 |
| INSPIRE MEDICAL SYSTEMS, INC. | $262.38 |
| GENZYME CORPORATION | $248.83 |
| INSMED, INC. | $229.11 |
| HARMONY BIOSCIENCES LLC | $186.89 |
| AMGEN INC. | $180.01 |
| Other reporting companies | $761.52 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Critical Care (Intensivists) · Internal Medicine · Pulmonary Disease · Sleep Medicine (CMS)
- Taxonomy code
- 207RP1001X
- Enumeration date
- Dec 21, 2006
- Record updated
- May 22, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
207R00000X
License reported: 0101245173 VA
207RC0200X
License reported: 0101245173 VA
207RC0200X
License reported: D0093885 MD
207RS0012X
License reported: 0101245173 VA
207RP1001X · Primary
License reported: 0101245173 VA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
19455 Deerfield AveSuite 206
Leesburg, VA 20176-8102
- Phone
- (703) 858-9608
- Fax
- (703) 858-9618
Mailing address
19455 DEERFIELD AVE STE 206LEESBURG, VA 201768102
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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