PROVIDER PROFILE · NPI 1881802783

Alexander ChenMD

Pulmonary DiseaseSaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

310

Unique beneficiaries

—

Total services

352

Distinct HCPCS

Medicare payment

$34K

Peer benchmark

Total Medicare services vs. 230 Pulmonary Disease providers in MO — bottom quintile (cohort median 922).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.2

Quality

71.6

Cost

75.7

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.39%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$113K

Payment records

141

By payment type

Education$59K

Consulting Fee$38K

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$8K

Travel and Lodging$6K

Food and Beverage$2K

REFERRAL NETWORK

Where Alexander Chen'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). 40 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Harvey Glazer Diagnostic Radiology · Saint Louis, MO	115	327
Praveen Chenna Pulmonary Disease · Saint Louis, MO	97	235
Janice Semenkovich Diagnostic Radiology · Saint Louis, MO	87	244
David Gierada Diagnostic Radiology · Saint Louis, MO	77	205
Cory Bernadt Pathology · Saint Louis, MO	53	96
NPI 1427070044	45	94
Sandor Kovacs Cardiology · Saint Louis, MO	44	75
Cylen Javidan-Nejad Diagnostic Radiology · Saint Louis, MO	44	83
Fernando Gutierrez Diagnostic Radiology · Saint Louis, MO	42	87
Morey Blinder Hematology · Saint Louis, MO	35	114
Jeffrey Atkinson Pulmonary Disease · Saint Louis, MO	31	63
WOODARD, PAMELA	29	42

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