What is Northwest Internal Medicine Specialists's NPI number?

Northwest Internal Medicine Specialists's National Provider Identifier (NPI) is 1861464851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Northwest Internal Medicine Specialists?

Northwest Internal Medicine Specialists is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Northwest Internal Medicine Specialists located?

Northwest Internal Medicine Specialists's practice location on file with NPPES is 3460 Mckelvey Rd, Bridgeton, MO 63044-2533.

What is Northwest Internal Medicine Specialists's phone number?

The practice phone number listed in the NPPES registry for Northwest Internal Medicine Specialists is (314) 739-3990.

Who is the authorized official for Northwest Internal Medicine Specialists?

The authorized official listed on Northwest Internal Medicine Specialists's NPPES record is Paul Altsheler, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Northwest Internal Medicine Specialists's NPI active?

Yes — Northwest Internal Medicine Specialists's NPI (1861464851) is active in the NPPES registry as of the last update on 2007-10-25.

OrganizationActive

Northwest Internal Medicine Specialists

NPI 1861464851 · Nephrology Physician · Bridgeton, MO

Northwest Internal Medicine Specialists is a Nephrology Physician organization in Bridgeton, MO (NPI 1861464851).

Provider details

NPI number: 1861464851
Entity type: Organization
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Organization subpart: No
Authorized official: Paul Altsheler, Owner(314) 739-3990
License: R7222 (MO)

Practice location

3460 Mckelvey Rd

Bridgeton, MO 63044-2533

Phone: (314) 739-3990

Fax: (314) 739-3924

Street-level locationGet directions

More MO providers

Mailing address

3460 Mckelvey Rd

Bridgeton, MO 63044-2533

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense R7222 (MO)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 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.

Enumerated: 2006-02-03
Last updated: 2007-10-25

Frequently asked questions

What is Northwest Internal Medicine Specialists's NPI number?: Northwest Internal Medicine Specialists's National Provider Identifier (NPI) is 1861464851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Northwest Internal Medicine Specialists?: Northwest Internal Medicine Specialists is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
Where is Northwest Internal Medicine Specialists located?: Northwest Internal Medicine Specialists's practice location on file with NPPES is 3460 Mckelvey Rd, Bridgeton, MO 63044-2533.
What is Northwest Internal Medicine Specialists's phone number?: The practice phone number listed in the NPPES registry for Northwest Internal Medicine Specialists is (314) 739-3990.
Who is the authorized official for Northwest Internal Medicine Specialists?: The authorized official listed on Northwest Internal Medicine Specialists's NPPES record is Paul Altsheler, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Northwest Internal Medicine Specialists's NPI active?: Yes — Northwest Internal Medicine Specialists's NPI (1861464851) is active in the NPPES registry as of the last update on 2007-10-25.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions