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AARON CHEN MD
NPI 1831833102
Internal Medicine in New York, NY

Active since April 23, 2022PECOS EnrolledAccepts Medicare Assignment
227 MADISON ST, NEW YORK, NY 10002(212) 238-7000 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 8, 2025, Apr 23, 2022 (2 updates tracked since 2022).

About Aaron Chen Md NPPES

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

AARON CHEN MD (NPI 1831833102) is an individual internal medicine provider in New York, New York, licensed in New York (337468) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1831833102
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameAARON CHENCredential: MD
Location Address227 MADISON STNew York, NY 10002-7537
Mailing Address227 Madison StNew York, NY 10002-7537
Phone(212) 238-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateApril 23, 2022
Last NPPES UpdateJuly 8, 20252 updates tracked since enumeration
NPPES CertifiedJuly 8, 2025
✔ NPI 1831833102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 337468
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
227 MADISON ST, New York, NY 10002
Open in Google Maps ↗

Secondary Practice Location 1

Location 1550 1st AveNew York, NY 10016-6402 · Phone (212) 263-5506

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Aaron Chen Md 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 ID1254847205
PECOS Enrollment IDI20250717004270
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10002 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
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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.

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.

MEREDITH A WRIGHT M.S., CCC-SLP
Speech-Language Pathologist
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-5025
DR. PATRICIA PATRICIA NEIL DDS
Dentist
227 MADISON ST, MEDICAL STAFF
NEW YORK, NY 10002
New York County (212) 238-7614
DR. EILEEN MARIE MILES M.D.
Pediatrics
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-7614
MS. CONNIE WAH TAM OT
Occupational Therapist
227 MADISON ST, MEDICAL STAFF OFFICE, ROOM 1249
NEW YORK, NY 10002
New York County (212) 238-7614
BENNY RIGOBERTO GUILLERMO NP
Nurse Practitioner
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-7680
DR. MIN XU MD
Internal Medicine
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-7409
MS. YUEN FAN WONG LCSW
Social Worker (Clinical)
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-7897
DR. JAMES AUSTIN SCHMIDTBERGER MD
Internal Medicine
227 MADISON ST
NEW YORK, NY 10002
New York County (212) 238-8176

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 Aaron Chen's NPI number?

The NPI number for Aaron Chen is 1831833102. It was assigned to this individual provider in the NPPES registry on April 23, 2022.

Where is Aaron Chen located?

Aaron Chen practices at 227 Madison St, New York, NY 10002. The listed phone number is (212) 238-7000.

What is Aaron Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Aaron Chen enrolled in Medicare?

Yes. Aaron Chen 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.

When was this NPI record last updated?

The NPPES record for Aaron Chen was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.