Nathaniel Julien, MD
NPI 1992340350 · Psychiatry Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Julien, MD is a Psychiatry Physician provider in Louisville, KY (NPI 1992340350).
Provider details
- NPI number
- 1992340350
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R5758 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$271 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 4610 X StSacramento, CA 95817-2200Phone: (916) 816-6302
Registry dates
- Enumerated
- 2019-11-08
- Last updated
- 2023-07-24
- Certified
- 2023-07-24
Frequently asked questions
- What is Nathaniel Julien's NPI number?
- Nathaniel Julien's National Provider Identifier (NPI) is 1992340350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Julien's specialty?
- Nathaniel Julien is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Julien located?
- Nathaniel Julien's practice location on file with NPPES is 401 E Chestnut St Unit 610, Louisville, KY 40202-5711.
- What is Nathaniel Julien's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Julien is (502) 588-4450.
- Does Nathaniel Julien accept Medicare?
- Nathaniel Julien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Julien's NPI active?
- Yes — Nathaniel Julien's NPI (1992340350) is active in the NPPES registry as of the last update on 2023-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.