Julia Arnsten, MD
NPI 1174655591 · Addiction Medicine (Internal Medicine) Physician · Bronx, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julia Arnsten, MD is a Addiction Medicine (Internal Medicine) Physician provider in Bronx, NY (NPI 1174655591).
Provider details
- NPI number
- 1174655591
- Entity type
- Individual
- Primary specialty
- Addiction Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 187195 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-12
- Last updated
- 2021-04-15
- Certified
- 2021-04-15
Frequently asked questions
- What is Julia Arnsten's NPI number?
- Julia Arnsten's National Provider Identifier (NPI) is 1174655591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julia Arnsten's specialty?
- Julia Arnsten is listed in the NPPES registry with a primary specialty of Addiction Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Julia Arnsten located?
- Julia Arnsten's practice location on file with NPPES is 111 E 210th St, Bronx, NY 10467-2401.
- What is Julia Arnsten's phone number?
- The practice phone number listed in the NPPES registry for Julia Arnsten is (718) 944-3848.
- Does Julia Arnsten accept Medicare?
- Julia Arnsten is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julia Arnsten's NPI active?
- Yes — Julia Arnsten's NPI (1174655591) is active in the NPPES registry as of the last update on 2021-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.