NICHOLAS KALLAY (M.D.) – Pulmonary Disease Physician, NPI 1043209596

NICHOLAS KALLAY (M.D.) is a healthcare provider. based in Fredericksburg, Virginia. specializing in PULMONARY DISEASE, SLEEP MEDICINE. They hold the professional credentials M.D.. They hold a License No. 0101231050 (VA). The NPI Number for NICHOLAS KALLAY (M.D.) is 1043209596

Main info

Male
31 Years Of Experience
Accepts Medicare Assignment
Name
NICHOLAS KALLAY (M.D.)
NPI
1043209596
Phone
(540) 899-1615
Address
521 PARK HILL DR
Enumeration Date
18 October 2005
Last Update Date
21 December 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9106628550
Graduation Year
1995 (31 years ago)
PAC ID
6608953039
Group Practice PAC ID
2860809936
Professional Enrollment ID
I20231207001099
Address ID
NC284017353WI1090XDRXX400
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness75
Years active:20State licenses:2Digital endpointsOther names

478 PULMONARY DISEASE in VA

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Provider Addresses for NICHOLAS KALLAY (M.D.)

  • Park Hill Drive, Fredericksburg, Fredericksburg City, Virginia, 22401, United States

    FREDERICKSBURG, VA 224013377

    Phone: (540) 899-1615

    Fax: (540) 372-3525

    Type: Mailing

  • PO BOX 936857

    ATLANTA, GA 311936857

    Phone: (910) 721-4390

    Fax: (910) 721-4399

    Type: Mailing

  • 521 Park Hill Dr

    Fredericksburg, VA 224013377

    Phone: (540) 899-1615

    Fax: (540) 372-3525

    Type: Location

  • 512 VILLAGE RD STE 101

    SHALLOTTE, NC 284703409

    Phone: (910) 721-4390

    Fax: (910) 721-4399

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 140 Open Payments records for all available years, with a total value of $4,123.

Total Amount is formed as General ($4,123) + Research ($0) + Ownership ($0) = $4,123.

Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($999).

Total Amount

$4,123

General + Research + Ownership

Payments

140

Total payment records

General Amount

$4,123

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-10

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-12-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080409000245IPulmonary DiseaseVATBD
I20231207001099IPulmonary DiseaseNCTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes734402$0
99490Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month343128$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes251108$0
99213Established patient office or other outpatient visit, 20-29 minutes250199$0
94060Test to measure expiratory airflow and volume changes before and after medication administration177168$0
View full utilization report →

Insurance plans in this area (ZIP 22401)

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Provider's Procedures

NICHOLAS KALLAY (M.D.) performs procedures in PULMONARY DISEASE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PULMONARY DISEASEVA36556Insertion of central venous catheter for infusion, patient 5 years or older2020
PULMONARY DISEASEVA94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration2020
PULMONARY DISEASEVA94727Determination of lung volumes using gas dilution or washout1413
PULMONARY DISEASEVA95811Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube7165

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2860809936View full group profile
NameSpecialtyState
O B S T E T R I C S/ G Y N E C O L O G YNC
Cardiovascular Disease (Cardiology), Vascular SurgeryNC
N E U R O L O G YNC
Nurse PractitionerGA
Nurse PractitionerGA
Family PracticeCA
Physician AssistantNC
N E U R O L O G YNC
N E U R O L O G YGA
Nurse PractitionerNC

Reviews

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Frequently asked questions

How do payers reference NICHOLAS KALLAY (M.D.)?
For NICHOLAS KALLAY (M.D.), use NPI 1043209596 as the unique 10-digit identifier.
Active or inactive — what applies to NICHOLAS KALLAY (M.D.)?
You should see NICHOLAS KALLAY (M.D.) as active in CMS-hosted NPPES data.
How would a patient describe NICHOLAS KALLAY (M.D.)'s focus?
For NICHOLAS KALLAY (M.D.), the primary taxonomy reads as Pulmonary Disease Physician. Clinical services aligned with this taxonomy classification.
Where in Virginia is NICHOLAS KALLAY (M.D.) registered?
Use Fredericksburg, Virginia as the headline location for NICHOLAS KALLAY (M.D.) here.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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