DR. IAN ALEXANDER MELLIS MD, PHD
NPI 1366022915
Pathology - Clinical Pathology in New York, NY
About Dr. Ian Alexander Mellis Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. IAN ALEXANDER MELLIS MD, PHD (NPI 1366022915) is an individual clinical pathology provider in New York, New York, licensed in New York (327229) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 4
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. Ian Alexander Mellis Md, Phd 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
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 Ian Mellis's NPI number?
The NPI number for Ian Mellis is 1366022915. It was assigned to this individual provider in the NPPES registry on April 8, 2021.
Where is Ian Mellis located?
Ian Mellis practices at 622 W 168th St, New York, NY 10032. The listed phone number is (212) 305-5697.
What is Ian Mellis's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology, with taxonomy code 207ZC0006X.
Is Ian Mellis enrolled in Medicare?
Yes. Ian Mellis 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 Ian Mellis affiliated with any hospitals?
According to CMS data, Ian Mellis is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Ian Mellis was last updated on October 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Dr. Ian Alexander Mellis, MD, PHD · NPI 1366022915
Clinical Pathology physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 8, 2021.
## Identity
- **NPI:** 1366022915 (Entity type: Individual)
- **Enumerated:** April 8, 2021
- **Primary specialty:** Pathology - Clinical Pathology · taxonomy 207ZC0006X
- **State license:** 327229 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 622 W 168TH ST, New York, NY 10032-3720
- **Phone:** (212) 305-5697
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** October 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1366022915) · Data from the CMS NPPES public registry.