- Practice location
- 2 5TH Ave Ste 9, New York, NY 10011-8855
- Phone
- 646-580-3538
- Fax
- 844-841-8382
- Last updated
- August 3, 2026
2 5TH Avenue Medical is a healthcare organization based in New York, NY. 2 5TH Avenue Medical practices in New York, NY. The NPI Number for 2 5TH Avenue Medical is 1013839174. The current practice location address for 2 5TH Avenue Medical is 2 5TH Ave Ste 9, New York, NY 10011-8855 and can be reached out via phone at 646-580-3538 and via fax at 844-841-8382.
Provider Profile Details
- NPI Number
- 1013839174
- Provider Name
- 2 5TH Avenue Medical
- Provider Entity Type
- Organization
- Address
- 2 5TH Ave Ste 9, New York, NY 10011-8855
- Phone Number
- 646-580-3538
- Fax Number
- 844-841-8382
- Primary Taxonomy
- Internal Medicine, Rheumatology · 207RR0500X
- Organization Subpart
- No
- Authorized Official
- Dr. Jason Siefferman, MD · Partber · 646-580-3538
- Provider Enumeration Date
- July 29, 2026
- Last Update Date
- August 3, 2026
- Certification Date
- August 3, 2026
- NPI Status
- Active
Provider Business Practice Location Address Details
- Address
- 2 5TH Ave Ste 9
New York, NY 10011-8855 - City
- New York
- State
- New York
- Zip
- 10011-8855
- Phone Number
- 646-580-3538
- Fax Number
- 844-841-8382
Provider Business Mailing Address Details
- Address
- 2 5TH Ave Ste 9
New York, NY 10011-8855 - City
- New York
- State
- NY
- Zip
- 10011-8855
- Phone Number
- 646-580-3538
- Fax Number
- 844-841-8382
License Information
- Taxonomy
- Internal Medicine, Rheumatology · 207RR0500X · Primary
Legacy Identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider. | |||
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Frequently Asked Questions
What is the NPI number of 2 5TH Avenue Medical?
The NPI number of 2 5TH Avenue Medical is 1013839174. It was assigned on July 29, 2026 and is currently active in the NPPES registry.
What is the specialty of 2 5TH Avenue Medical?
2 5TH Avenue Medical is registered under the primary taxonomy Internal Medicine, Rheumatology (code 207RR0500X).
Where does 2 5TH Avenue Medical practice?
The practice location is 2 5TH Ave Ste 9, New York, NY 10011-8855. The office can be reached at 646-580-3538 (phone) or 844-841-8382 (fax).
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.
How do I verify this NPI record?
This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1013839174 directly on the NPPES registry website.