Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RAHUL DEWAN MD
NPI 1598721029
Psychiatry & Neurology - Neurology in Warrenton, VA

Q: What is Rahul Dewan's NPI number?

The NPI number for Rahul Dewan is 1598721029. It was assigned to this individual provider in the NPPES registry on April 24, 2006.

Q: What is Rahul Dewan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Q: When was this NPI record last updated?

The NPPES record for Rahul Dewan was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 24, 2006PECOS EnrolledAccepts Medicare Assignment

550 HOSPITAL DR, WARRENTON, VA 20186(540) 316-5540(540) 316-5580 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 4, 2026, Mar 11, 2025, Aug 4, 2021 (3 updates tracked since 2021).

On this page

About Rahul Dewan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RAHUL DEWAN MD (NPI 1598721029) is an individual neurology provider in Warrenton, Virginia, licensed in North Carolina (2024-03575) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Virginia Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1598721029

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameRAHUL DEWANCredential: MD

Location Address550 HOSPITAL DRWarrenton, VA 20186-3027

Mailing Address550 Hospital DrWarrenton, VA 20186-3027 · (540) 316-5540 · Fax (403) 165-5805

Phone(540) 316-5540

Fax(540) 316-5580

Sole ProprietorNo

Medical School CMSOtherGraduated 1999

Enumeration DateApril 24, 2006

Last NPPES UpdateAugust 4, 20263 updates tracked since enumeration

NPPES CertifiedAugust 4, 2026

✔ NPI 1598721029 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in NC · 2024-03575✔ Licensed in WA · MD61620696✔ Licensed in NV · 26316✔ Licensed in OR · MD221179✔ Licensed in NM · MD2006-0188

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Also ListedPsychiatry & Neurology · Clinical NeurophysiologyTaxonomy 2084N0600X · License MD2006-0188 (NM)

Also ListedPsychiatry & Neurology · Sleep MedicineTaxonomy 2084S0012X · License MD2006-0188 (NM)

550 HOSPITAL DR, Warrenton, VA 20186

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Secondary Practice Locations 2

Location 1111 Hospital DrTarboro, NC 27886-2011 · Phone (252) 641-7700

Location 219300 SW 65th AveTualatin, OR 97062-7706 · Phone (503) 692-1212

Other Identifiers 4

Medicaid003003300FL

OtherP00340242NM · Railroad Medicare

Medicaid65232569NM

Other00NM1H88NM · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC, Blue Cross and Blue Shield of Texas, Florida Blue (BlueCross BlueShield FL) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Rahul Dewan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305858242

PECOS Enrollment IDI20200410002237, I20250410001078, I20250416002071, I20260323000141

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

805 services421 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

163 services163 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

99 services86 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

69 services13 patients

Needle measurement of electrical activity in arm or leg muscles, complete study 95886

This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.

43 services25 patients

Measurement of brain wave activity (eeg), awake and drowsy 95816

Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.

41 services40 patients

Sleep study in sleep lab (6 years or older) 95810

A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.

31 services31 patients

Sleep study including heart rate, breathing, airflow, and effort 95806

A sleep study monitors your heart rate, breathing patterns, airflow, and physical effort while you sleep. It helps identify sleep disorders by tracking your sleep stages and cycles. This data aids doctors in diagnosing and treating sleep-related issues.

30 services30 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

23 services22 patients

Sleep study in sleep lab with continuous airway pressure (6 years or older) 95811

A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.

22 services21 patients

Nerve conduction, 7-8 studies 95910

Nerve conduction studies involve testing the speed and strength of signals traveling through your nerves. This helps doctors identify nerve damage. In a 7-8 study procedure, 7-8 specific nerves are tested. You may feel a mild, brief tingling or shock during the test.

21 services19 patients

Measurement of brain wave activity (eeg), awake and asleep 95819

The measurement of brain wave activity, known as an EEG, records the brain's electrical signals. It's performed when you're awake and asleep to monitor your brain's functioning. It helps in diagnosing conditions like epilepsy, sleep disorders, and other neurological issues.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Virginia Medical Center

Acute Care Hospitals · Charlottesville, VA

4/5 CMS rating

OwnershipGovernment - State

CMS Certification Number490009

Location1215 Lee StreetCharlottesville, VA 22908 · Charlottesville City County

Emergency services Birthing friendly

Novant Health Uva Health System Culpeper Med Cente

Acute Care Hospitals · Culpeper, VA

1/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number490019

Location501 Sunset LaneCulpeper, VA 22701 · Culpeper County

Emergency services Birthing friendly

Fauquier Hospital

Acute Care Hospitals · Warrenton, VA

3/5 CMS rating

OwnershipProprietary

CMS Certification Number490023

Location500 Hospital DriveWarrenton, VA 20186 · Fauquier County

Emergency services Birthing friendly

Uva Health Haymarket Medical Center

Acute Care Hospitals · Haymarket, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490144

Location15225 Healthcote BoulevardHaymarket, VA 20169 · Prince William County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20186 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$129.04 typical visit price

range $56.19 – $170.30

Typical copayment $32.26 (range $14.04 – $42.57)

Most-billed visit code 99204

Established Patient

$99.13 typical visit price

range $18.07 – $138.91

Typical copayment $24.78 (range $4.51 – $34.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

100%2,286 patients5/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

99%403 patients5/55-star benchmark: 96%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

100%2,286 patients5/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

1%1,353 patients1/55-star benchmark: 99%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

1%1,353 patients1/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 16

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604