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DR. ALANA A CHOY-SHAN MD
NPI 1912103540
Internal Medicine - Cardiovascular Disease in New York, NY

Active since June 21, 2007PECOS EnrolledAccepts Medicare Assignment
423 E 23RD ST, NEW YORK, NY 10010(646) 584-9852 Get Directions Write a Review

NPPES record last updated: September 24, 2014. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Alana A Choy-shan Md NPPES

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

DR. ALANA A CHOY-SHAN MD (NPI 1912103540) is an individual cardiovascular disease provider in New York, New York, licensed in New York (239212) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of New York University School Of Medicine (2004).

NPPES Registry Identity

NPI1912103540
Entity TypeIndividualFemale
Primary Taxonomy207RC0000X
Provider Legal NameDR. ALANA A CHOY-SHANCredential: MD
Location Address423 E 23RD STNew York, NY 10010-5011
Mailing Address423 E 23rd StNew York, NY 10010-5011 · (646) 584-9852
Phone(646) 584-9852
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 2004
Enumeration DateJune 21, 2007
Last NPPES UpdateSeptember 24, 2014
✔ NPI 1912103540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in NY · 239212
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
423 E 23RD ST, New York, NY 10010
Open in Google Maps ↗

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

Dr. Alana A Choy-shan 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 ID3577732247
PECOS Enrollment IDI20110815000314
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016
An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.
275 services275 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018
An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.
257 services257 patients
Nuclear medicine studies of heart muscle at rest and with stress and spect 78452
Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.
168 services168 patients
Nuclear medicine study of heart muscle at rest and with stress and spect 78451
A nuclear medicine study of the heart muscle, both at rest and under stress, along with SPECT, helps assess heart health. A safe radioactive substance is injected, which the heart absorbs. Then, a special camera captures images of the heart. This procedure can detect heart disease or other issues.
44 services44 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330214
Location550 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10010 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
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
Most-billed visit code 99213
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.

DR. JASON H EPSTEIN MD
Anesthesiology (Pain Medicine)
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
MR. GREG DATILES GONZALES RRT-NPS, RPFT, AEC
Respiratory Therapist, Registered (Critical Care)
423 E 23RD ST, RESPIRATORY CARE SERVICES ROOM 13095S
NEW YORK, NY 10010
New York County (212) 686-7500
DR. LAMONT JORDAN BARLOW
Urology
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
MRS. PASCALE FILS-AIME RRT
Respiratory Therapist, Registered (General Care)
423 E 23RD ST, RESPIRATORY CARE RM 13090S
NEW YORK, NY 10010
New York County (212) 686-7500
MS. COURTNEY DUNN LCSW
Social Worker (Clinical)
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
DR. PATRICK COLIN MALLOY M.D.
Radiology (Vascular & Interventional Radiology)
423 E 23RD ST, RADIOLOGY SERVICE
NEW YORK, NY 10010
New York County (212) 686-7500
CARLA ASSENZA LMSW
Social Worker
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
CARA MARY OCHSENREITER LMSW
Social Worker
423 E 23RD ST
NEW YORK, NY 10010
New York County (347) 216-5546

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 Alana Choy-shan's NPI number?

The NPI number for Alana Choy-shan is 1912103540. It was assigned to this individual provider in the NPPES registry on June 21, 2007.

Where is Alana Choy-shan located?

Alana Choy-shan practices at 423 E 23rd St, New York, NY 10010. The listed phone number is (646) 584-9852.

What is Alana Choy-shan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Alana Choy-shan enrolled in Medicare?

Yes. Alana Choy-shan 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.

Is Alana Choy-shan affiliated with any hospitals?

According to CMS data, Alana Choy-shan is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Alana Choy-shan was last updated on September 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.