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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXANDER SHON CHEN MD
NPI 1912609181
Internal Medicine in New York, NY

Active since March 20, 2023PECOS Enrolled
575 LEXINGTON AVE, NEW YORK, NY 10022(646) 962-6828 Get Directions Write a Review

NPPES record last updated: June 26, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Alexander Shon Chen Md NPPES

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

ALEXANDER SHON CHEN MD (NPI 1912609181) is an individual internal medicine provider in New York, New York, licensed in New York (343217-01) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2023).

NPPES Registry Identity

NPI1912609181
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameALEXANDER SHON CHENCredential: MD
Location Address575 LEXINGTON AVENew York, NY 10022-6102
Mailing Address575 Lexington AveNew York, NY 10022-6102 · Fax (615) 802-4060
Phone(646) 962-6828
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2023
Enumeration DateMarch 20, 2023
Last NPPES UpdateJune 26, 2026
NPPES CertifiedJune 26, 2026
✔ NPI 1912609181 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 343217-01
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.
575 LEXINGTON AVE, New York, NY 10022
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexander Shon Chen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769953710
PECOS Enrollment IDI20260610001072
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 10022 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.

MARIVIC SANTOS PT
Physical Therapist
575 LEXINGTON AVE
NEW YORK, NY 10022
New York County (212) 371-7869
ABBY SIMS PHYSICAL THERAPIST
Physical Therapist
575 LEXINGTON AVE, 2NS FLOOR
NEW YORK, NY 10022
New York County (212) 371-7869
DR. POWERS PETERSON M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
575 LEXINGTON AVE, SUITE 670
NEW YORK, NY 10022
New York County (646) 962-4950
WALGREEN CO
Pharmacy
575 LEXINGTON AVE
NEW YORK, NY 10022
New York County (212) 207-8274
MISS ELIZABETH ANNE JESTER FNP-BC
Nurse Practitioner (Family)
575 LEXINGTON AVE
NEW YORK, NY 10022
New York County (212) 821-0924
DR. JOEL BARRY GRAD M.D.
Orthopaedic Surgery (Hand Surgery)
575 LEXINGTON AVE, 4TH FLOOR
NEW YORK, NY 10022
New York County (212) 847-9848
SONIA BASRA
Physical Therapist
575 LEXINGTON AVE, NYSC
NEW YORK, NY 10022
New York County (212) 371-7869
MOHAMMED KRAISH PT
Physical Therapist
575 LEXINGTON AVE
NEW YORK, NY 10022
New York County (212) 371-7869

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 Alexander Chen's NPI number?

The NPI number for Alexander Chen is 1912609181. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Alexander Chen located?

Alexander Chen practices at 575 Lexington Ave, New York, NY 10022. The listed phone number is (646) 962-6828.

What is Alexander Chen's specialty?

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

Is Alexander Chen enrolled in Medicare?

Yes. Alexander Chen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexander Chen was last updated on June 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 days 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.