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JALONG GAAN MD, PHD
NPI 1417045790
Dermatology in New York, NY

Active since October 11, 2006PECOS Enrolled
525 E 68TH ST, STARR 326, NEW YORK, NY 10021(212) 746-2007(212) 746-8136 Get Directions Write a Review

NPPES record last updated: September 14, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Jalong Gaan Md, Phd NPPES

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

JALONG GAAN MD, PHD (NPI 1417045790) is an individual dermatology provider in New York, New York, licensed in New York (172371) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417045790
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameJALONG GAANCredential: MD, PHD
Location Address525 E 68TH ST, STARR 326New York, NY 10021
Mailing Address525 E 68th St, Starr 326New York, NY 10021 · (212) 746-0373 · Fax (212) 746-7481
Phone(212) 746-2007
Fax(212) 746-8136
Sole ProprietorNo
Enumeration DateOctober 11, 2006
Last NPPES UpdateSeptember 14, 2011
✔ NPI 1417045790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in NY · 172371
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
525 E 68TH ST, STARR 326, New York, NY 10021
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Other Identifiers 2

Medicare ID-Type Unspecified19F741NY
Medicaid01886942NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jalong Gaan Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Jalong Gaan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Weill Medical College Of Cornell
Same address
Neurological Surgery
525 E 68TH ST
New York, NY 10065
  • Reassigned Medicare billing, New York enrollment
  • 980 clinicians in this Medicare group
NPI 1326088675 (212) 746-4684

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10021 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
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.

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 Jalong Gaan's NPI number?

The NPI number for Jalong Gaan is 1417045790. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Jalong Gaan located?

Jalong Gaan practices at 525 E 68th St, Starr 326, New York, NY 10021. The listed phone number is (212) 746-2007.

What is Jalong Gaan's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Jalong Gaan enrolled in Medicare?

Yes. Jalong Gaan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jalong Gaan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jalong Gaan reassigns Medicare benefits to Weill Medical College Of Cornell (New York, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jalong Gaan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jalong Gaan was last updated on September 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.