What is Jack Downhill's NPI number?

Jack Downhill's National Provider Identifier (NPI) is 1467522813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jack Downhill's specialty?

Jack Downhill is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Jack Downhill located?

Jack Downhill's practice location on file with NPPES is 3031 S Denison Ave, San Pedro, CA 90731-6703.

What is Jack Downhill's phone number?

The practice phone number listed in the NPPES registry for Jack Downhill is (323) 379-3611.

Does Jack Downhill accept Medicare?

Jack Downhill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Jack Downhill's NPI active?

Yes — Jack Downhill's NPI (1467522813) is active in the NPPES registry as of the last update on 2020-09-08.

IndividualActiveAccepts Medicare

Jack Downhill, MD

NPI 1467522813 · Psychiatry Physician · San Pedro, CA

Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Jack Downhill, MD is a Psychiatry Physician provider in San Pedro, CA (NPI 1467522813).

Provider details

NPI number: 1467522813
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: MD180816 (OR)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense A50066 (CA)
Allopathic & Osteopathic Physicians
Psychiatry Physician2084P0800XLicense MD180816 (OR)
Allopathic & Osteopathic Physicians
Psychiatry Physician2084P0800XLicense 198053 (NY)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(99/100 index)

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
3 documented practice locations

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

3031 S Denison Ave

San Pedro, CA 90731-6703

Phone: (323) 379-3611

Street-level locationGet directions

More CA providers

Mailing address

3181 Sw Sam Jackson Park Rd

Portland, OR 97239-3011

Additional practice locations (2)

Nsuh-Dept of Psychiatry
300 Community Drive
Manhasset, NY 11030
Phone: (516) 562-3051
3181 Sw Sam Jackson Park Rd
Portland, OR 97239-3011
Phone: (503) 494-6176
Fax: (501) 494-6152

Enumerated: 2006-11-09
Last updated: 2020-09-08
Certified: 2020-09-08

Frequently asked questions

What is Jack Downhill's NPI number?: Jack Downhill's National Provider Identifier (NPI) is 1467522813, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Jack Downhill's specialty?: Jack Downhill is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
Where is Jack Downhill located?: Jack Downhill's practice location on file with NPPES is 3031 S Denison Ave, San Pedro, CA 90731-6703.
What is Jack Downhill's phone number?: The practice phone number listed in the NPPES registry for Jack Downhill is (323) 379-3611.
Does Jack Downhill accept Medicare?: Jack Downhill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Jack Downhill's NPI active?: Yes — Jack Downhill's NPI (1467522813) is active in the NPPES registry as of the last update on 2020-09-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.