Siddharth Bajpai, M.D.

Psychiatry · Fairfax, VA

Call (319) 356-1616 Directions

At a glance

8500 Executive Park Ave, Fairfax, VA 22031-2228

NPPES record updated Aug 2, 2016. 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

8500 Executive Park Ave Ste 200
Fairfax, VA 22031-2228
REPORTED BACKGROUND

Education & affiliations

Medical / professional school
Not reported in this file
Graduation year
2002
CMS specialties
Psychiatry

CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.

Practice groups

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.

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PUBLISHED MEDICARE ACTIVITY

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.

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PAYMENT TRANSPARENCY

Industry-reported general payments

$1,968.02General payments · 2025
92Reported transactions
17Reporting companies

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

PurposeAmount
Food and beverage$1,940.75
Education$27.27

Reporting companies

CompanyAmount
OTSUKA AMERICA PHARMACEUTICAL, INC.$340.91
VANDA PHARMACEUTICALS INC.$292.69
AXSOME THERAPEUTICS, INC.$266.47
LUNDBECK LLC$169.29
TAKEDA PHARMACEUTICALS U.S.A., INC.$155.61
BAUSCH HEALTH US, LLC$93.92
SUPERNUS PHARMACEUTICALS, INC.$89.87
E.R. SQUIBB & SONS, L.L.C.$88.09
Other reporting companies$471.17
View official Open Payments profile ↗

Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.

Professional details: NPI, taxonomy & registry record
NPI1093945727
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Registry details

Primary taxonomy
Psychiatry
Taxonomy code
2084P0800X
Enumeration date
Jul 15, 2009
Record updated
Aug 2, 2016
More registry details
Provider type
Individual · Type 1
Reported credentials
M.D.

Reported taxonomies and licenses

Psychiatry

2084P0800X

License reported: R-8537 IA

Psychiatry

2084P0800X · Primary

License reported: 0101260238 VA

License numbers and credentials are reported to NPPES; HCPList does not independently verify them.

Practice location

8500 Executive Park Ave
Ste 200
Fairfax, VA 22031-2228
Phone
(319) 356-1616
Fax
(703) 573-2351
Mailing address
8500 EXECUTIVE PARK AVE
STE 200
FAIRFAX, VA 220312228
Source: NPPES Source through Oct 18, 2026An NPI does not verify licensure or credentials.

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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