DR. VAS DEVAN M.D.
NPI 1619967767
Internal Medicine - Pulmonary Disease in Leesburg, VA

Q: What is Vas Devan's NPI number?

The NPI number for Vas Devan is 1619967767. It was assigned to this individual provider in the NPPES registry on October 28, 2005.

Q: What is Vas Devan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Vas Devan was last updated on July 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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 October 28, 2005PECOS EnrolledAccepts Medicare Assignment

73.3/100

CMS Quality Rating

19455 DEERFIELD AVE, STE 206, LEESBURG, VA 20176(703) 858-9608(703) 858-9618 Get Directions Write a Review

NPPES record last updated: July 10, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 10, 2023, Jun 8, 2022 (2 updates tracked since 2022).

On this page

About Dr. Vas Devan M.d. NPPES

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

DR. VAS DEVAN M.D. (NPI 1619967767) is an individual pulmonary disease provider in Leesburg, Virginia, licensed in Virginia (0101048805) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Inova Loudoun Hospital, and maintains a secondary practice location in Reston.

NPPES Registry Identity

NPI1619967767

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameDR. VAS DEVANCredential: M.D.

Location Address19455 DEERFIELD AVE, STE 206Leesburg, VA 20176-8100

Mailing Address19455 Deerfield Ave, Ste 206Leesburg, VA 20176-8100 · (703) 858-9691 · Fax (703) 858-9618

Phone(703) 858-9608

Fax(703) 858-9618

Sole ProprietorNo

Medical School CMSOtherGraduated 1969

Enumeration DateOctober 28, 2005

Last NPPES UpdateJuly 10, 20232 updates tracked since enumeration

NPPES CertifiedJuly 10, 2023

✔ NPI 1619967767 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in VA · 0101048805

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 0101048805 (VA)

19455 DEERFIELD AVE, Leesburg, VA 20176

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Secondary Practice Location 1

Location 11860 Town Center Dr Ste 270Reston, VA 20190-5899 · Phone (703) 318-8157 · Fax (703) 318-7525

Other Identifiers 2

Medicaid5853559VA

OtherBSDCDC · Bs Of Dc

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Vas Devan M.d. 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 ID4981676863

PECOS Enrollment IDI20110111000617, I20140125000058

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.

Medicare Billing Reassignments

Medicare enrollment records show Vas Devan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Pulmonary And Critical Care Associates, P.C.

Same address

Pulmonary Disease

19455 DEERFIELD AVE STE 206
Leesburg, VA 20176

Reassigned Medicare billing, District of Columbia and Virginia enrollments
7 clinicians in this Medicare group

NPI 1023008182 (703) 858-9608

Inova Health Care Services

17 mi

Urgent Care

100 MAPLE AVE E
Vienna, VA 22180

Reassigned Medicare billing, Virginia and District of Columbia enrollments
Also billed through NPI 1669511051 (District of Columbia)
2,379 clinicians in this Medicare group

NPI 1275886418 (703) 938-5300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

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.

432 services205 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

176 services118 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

160 services129 patients

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

51 services47 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

51 services47 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.

21 services21 patients

Hospital Affiliations CMS Care Compare

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

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490043

Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20176 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.

73.3/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

63.88

Improvement Activities

Cost

59.16

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

96%1,827 patients4/55-star benchmark: 100%

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.

90%1,296 patients4/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period

67%429 patients3/55-star benchmark: 99%

Patient-Specific Education

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

57%793 patients3/55-star benchmark: 100%

Pneumococcal Vaccination Status for Older Adults

Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine

35%429 patients2/55-star benchmark: 90%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

30%740 patients2/55-star benchmark: 97%

Preventive Care and Screening: Influenza Immunization

Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization

40%448 patients2/55-star benchmark: 88%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 100% · 498 patients

Patients tobacco: 93% · 498 patients

3%32 patients1/55-star benchmark: 98%

Provide Patient Access

For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician…

86%793 patients4/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in…

15%793 patients1/55-star benchmark: 75%

View, Download and Transmit (VDT)

During the performance period, at least one unique patient (or patient-authorized representatives) seen by the MIPS eligible clinician actively engages with the EHR made accessible by the MIPS eligible clinician.

0%899 patients

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 26

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

DME-Other DME · category DE001N

16 suppliers151 claims151 services$31.45 avg. paid by Medicare

Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003

DME-Other DME · category DE000N

4 suppliers19 claims37 services$1.23 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

8 suppliers69 claims69 services$75.92 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

10 suppliers73 claims208 services$29.08 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

11 suppliers77 claims443 services$14.93 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

12 suppliers63 claims355 services$12.77 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

17 suppliers134 claims134 services$46.95 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

19 suppliers129 claims129 services$14.87 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

11 suppliers59 claims59 services$10.74 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

18 suppliers190 claims1,036 services$1.73 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

5 suppliers11 claims11 services$4.31 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

16 suppliers86 claims86 services$10.65 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers67 claims71 services$14.72 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

2 suppliers16 claims16 services$908.18 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

1 supplier11 claims11 services$59.87 avg. paid by Medicare

High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each E0483

DME-Other DME · category DE000N

2 suppliers42 claims42 services$836.09 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

1 supplier57 claims64 services$11.34 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

2 suppliers42 claims51 services$4.82 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

4 suppliers100 claims102 services$29.08 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

5 suppliers243 claims245 services$70.21 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

4 suppliers74 claims74 services$34.49 avg. paid by Medicare

Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms J7606

DME-Drugs Administered Through DME · category DG006N

1 supplier16 claims960 services$6.46 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

4 suppliers22 claims4,597 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

5 suppliers120 claims12,720 services$0.09 avg. paid by Medicare

Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626

DME-Drugs Administered Through DME · category DG000N

1 supplier28 claims1,680 services$0.81 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

5 suppliers138 claims138 services$24.35 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LOUDOUN ENT & ALLERGY

Otolaryngology (Facial Plastic Surgery)

19455 DEERFIELD AVE, SUITE 312
LANSDOWNE, VA 20176

Loudoun County (703) 858-0303

DR. MEGAN BUREAU P.T.

Physical Therapist

19455 DEERFIELD AVE, STE 309
LANSDOWNE, VA 20176

Loudoun County (703) 729-5010

DOCTORS CHOICE HOME CARE INC

Home Health

19455 DEERFIELD AVE, SUITE 208
LANSDOWNE, VA 20176

Loudoun County (703) 723-4284

DR. SCOTT MICHAEL SIRLIN MD

Pediatrics (Pediatric Gastroenterology)

19455 DEERFIELD AVE, SUITE 205
LANSDOWNE, VA 20176

Loudoun County (703) 726-9930

DAVID CHARLES JOHNSON M.D.

Neuromusculoskeletal Medicine, Sports Medicine

19455 DEERFIELD AVE, SUITE 312
LANSDOWNE, VA 20176

Loudoun County (703) 729-5010

LOUDOUN CARDIOVASCULAR SPECIALISTS, PLLC

Internal Medicine (Interventional Cardiology)

19455 DEERFIELD AVE, SUITE 306
LANSDOWNE, VA 20176

Loudoun County (703) 723-5520

DR. HARMEET SINGH M.D.

Specialist

19455 DEERFIELD AVE, SUITE 211
LEESBURG, VA 20176

Loudoun County (703) 858-3700

NATIONAL SPORTS MEDICINE INSTITUTE

Clinic/Center (Physical Therapy)

19455 DEERFIELD AVE, SUITE 309
LANSDOWNE, VA 20176

Loudoun County (703) 729-5010

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Vas Devan's NPI number?

The NPI number for Vas Devan is 1619967767. It was assigned to this individual provider in the NPPES registry on October 28, 2005.

Where is Vas Devan located?

Vas Devan practices at 19455 Deerfield Ave Ste 206, Leesburg, VA 20176. The listed phone number is (703) 858-9608.

What is Vas Devan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Vas Devan enrolled in Medicare?

Yes. Vas Devan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Vas Devan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vas Devan reassigns Medicare benefits to 2 organizations: Pulmonary And Critical Care Associates, P.C. (Leesburg, VA) and Inova Health Care Services (Vienna, VA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Vas Devan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Vas Devan affiliated with any hospitals?

According to CMS data, Vas Devan is affiliated with Inova Loudoun Hospital.

When was this NPI record last updated?

The NPPES record for Vas Devan was last updated on July 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.