What is Alexander Chen's specialty?

Alexander Chen (NPI 1881802783) is a Medicare-billing provider whose primary specialty is Pulmonary Disease in Saint Louis, MO.

Where does Alexander Chen practice?

Alexander Chen practices in Saint Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1881802783.

How much does Medicare pay Alexander Chen?

Alexander Chen (NPI 1881802783) received approximately $41K in total Medicare Part B payments, serving 229 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Top paying entities

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events