Richard Alden, MD
NPI 1558439448 · Child & Adolescent Psychiatry Physician · Portland, OR
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Alden, MD is a Child & Adolescent Psychiatry Physician provider in Portland, OR (NPI 1558439448).
Provider details
- NPI number
- 1558439448
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD16044 (OR)
Specialties & taxonomies
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
- 2006-12-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Alden's NPI number?
- Richard Alden's National Provider Identifier (NPI) is 1558439448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Alden's specialty?
- Richard Alden is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Alden located?
- Richard Alden's practice location on file with NPPES is 2386 Nw Hoyt St, Portland, OR 97210-3219.
- What is Richard Alden's phone number?
- The practice phone number listed in the NPPES registry for Richard Alden is (503) 228-5909.
- Does Richard Alden accept Medicare?
- Richard Alden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Alden's NPI active?
- Yes — Richard Alden's NPI (1558439448) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.