Northwest Psychiatric Associates, Ltd
NPI 1962563429 · Psychiatry Physician · O Fallon, MO
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Northwest Psychiatric Associates, Ltd is a Psychiatry Physician organization in O Fallon, MO (NPI 1962563429).
Provider details
- NPI number
- 1962563429
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Scott Arbaugh, President(636) 695-4554
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
- 2006-12-12
- Last updated
- 2025-05-19
- Certified
- 2025-05-19
Frequently asked questions
- What is Northwest Psychiatric Associates, Ltd's NPI number?
- Northwest Psychiatric Associates, Ltd's National Provider Identifier (NPI) is 1962563429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northwest Psychiatric Associates, Ltd?
- Northwest Psychiatric Associates, Ltd is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Northwest Psychiatric Associates, Ltd located?
- Northwest Psychiatric Associates, Ltd's practice location on file with NPPES is 9979 Winghaven Blvd Ste 204, O Fallon, MO 63368-3628.
- What is Northwest Psychiatric Associates, Ltd's phone number?
- The practice phone number listed in the NPPES registry for Northwest Psychiatric Associates, Ltd is (636) 695-4554.
- Does Northwest Psychiatric Associates, Ltd accept Medicare?
- Northwest Psychiatric Associates, Ltd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Northwest Psychiatric Associates, Ltd?
- The authorized official listed on Northwest Psychiatric Associates, Ltd's NPPES record is Scott Arbaugh, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northwest Psychiatric Associates, Ltd's NPI active?
- Yes — Northwest Psychiatric Associates, Ltd's NPI (1962563429) is active in the NPPES registry as of the last update on 2025-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.