Julie Tatian, NP
NPI 1538890512 · Psychiatric/Mental Health Nurse Practitioner · Porter Ranch, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julie Tatian, NP is a Psychiatric/Mental Health Nurse Practitioner provider in Porter Ranch, CA (NPI 1538890512).
Provider details
- NPI number
- 1538890512
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95021296 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 42 |
| Lorazepam | 31 |
| Sertraline Hcl | 31 |
| Alprazolam | 26 |
| Fluoxetine Hcl | 22 |
| Lamotrigine | 19 |
| Aripiprazole | 16 |
| Citalopram Hydrobromidebrand: Citalopram Hbr | 15 |
| Gabapentin | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-21
- Last updated
- 2022-07-12
- Certified
- 2022-07-12
Frequently asked questions
- What is Julie Tatian's NPI number?
- Julie Tatian's National Provider Identifier (NPI) is 1538890512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Tatian's specialty?
- Julie Tatian is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Julie Tatian located?
- Julie Tatian's practice location on file with NPPES is 11401 Porter Ranch Dr Apt 3205, Porter Ranch, CA 91326-4633.
- What is Julie Tatian's phone number?
- The practice phone number listed in the NPPES registry for Julie Tatian is (818) 746-0376.
- Does Julie Tatian accept Medicare?
- Julie Tatian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julie Tatian's NPI active?
- Yes — Julie Tatian's NPI (1538890512) is active in the NPPES registry as of the last update on 2022-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.