What is Douglas Rennert's specialty?

Douglas Rennert (NPI 1992796502) is a Medicare-billing provider whose primary specialty is Pulmonary Disease in Leesburg, VA.

Where does Douglas Rennert practice?

Douglas Rennert practices in Leesburg, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1992796502.

How much does Medicare pay Douglas Rennert?

Douglas Rennert (NPI 1992796502) received approximately $321K in total Medicare Part B payments, serving 921 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1992796502

Douglas RennertM.D.

Pulmonary DiseaseLeesburg, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,967

Unique beneficiaries

—

Total services

4,500

Distinct HCPCS

Medicare payment

$308K

Peer benchmark

Total Medicare services vs. 252 Pulmonary Disease providers in VA — top quintile (cohort median 1,019).

PRESCRIBING · PART D · 2024

Total Rx claims

2,777

Beneficiaries

—

Total drug cost

$975K

Distinct drugs

Brand share

61.0%

Top prescribed drugs

Fluticasone/Umeclidin/Vilanter499 claims

Albuterol Sulfate264 claims

Fluticasone/Vilanterol220 claims

Prednisone186 claims

Pantoprazole Sodium114 claims

QUALITY · MIPS · 2024

Final MIPS score

79.7

Quality

63.7

Cost

76.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.20%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

111

By payment type

Food and Beverage$3K

Top paying entities

Food and Beverage$3K

REFERRAL NETWORK

Where Douglas Rennert's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 86 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
RESTON HOSPITAL CENTER LLC	312	1,512
INOVA HEALTH CARE SERVICES	180	714
Scott Cassar Diagnostic Radiology · Leesburg, VA	148	960
Arun Kumar Diagnostic Radiology · Leesburg, VA	120	617
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	112	633
Director Of Finance-County Of Fairfax Va Ambulance Service Provider · Fairfax, VA	103	331
Michael Grimm Interventional Radiology · Leesburg, VA	99	555
Karan Lotfi Diagnostic Radiology · Leesburg, VA	81	465
Ziyad Haddad Diagnostic Radiology · Leesburg, VA	77	486
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	72	229
Timothy Wolfe Internal Medicine · Cincinnati, OH	71	332
William Hutchens Pulmonary Disease · Washington, DC	66	244

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events