ANDRZEJ MACIEJEWSKI MD, INC
NPI 1831503440
Internal Medicine - Nephrology in Anchorage, AK

Q: What is Andrzej Maciejewski MD, Inc's NPI number?

The NPI number for Andrzej Maciejewski MD, Inc is 1831503440. It was assigned to this organization in the NPPES registry on June 12, 2014.

Q: What is Andrzej Maciejewski MD, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Active since June 12, 2014

3260 PROVIDENCE DR STE 523, ANCHORAGE, AK 99508(907) 222-1714(907) 222-1724 Get Directions Write a Review

NPPES record last updated: October 9, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Andrzej Maciejewski Md, Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANDRZEJ MACIEJEWSKI MD, INC (NPI 1831503440) is a healthcare organization registered as a nephrology in Anchorage, Alaska and active in the NPI registry since June 2014. The organization lists Andrzej Ryszard Maciejewski, Owner, as its authorized official.

NPPES Registry Identity

NPI1831503440

Entity TypeOrganization

Primary Taxonomy207RN0300X

Legal Business NameANDRZEJ MACIEJEWSKI MD, INC

Location Address3260 PROVIDENCE DR STE 523Anchorage, AK 99508-4608

Mailing Address3260 Providence Dr, Suite 526Anchorage, AK 99508-4661 · (907) 222-1714 · Fax (907) 222-1724

Phone(907) 222-1714

Fax(907) 222-1724

Organization SubpartNo

Authorized OfficialAndrzej Ryszard MaciejewskiOwner · (907) 222-1714

Enumeration DateJune 12, 2014

Last NPPES UpdateOctober 9, 2017

✔ NPI 1831503440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in AK · 4655

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

3260 PROVIDENCE DR STE 523, Anchorage, AK 99508

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Other Identifiers 2

Medicaid1012171AK

Medicare PINK151796AK

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Andrzej Maciejewski Md, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Andrzej Maciejewski MD, Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Andrzej Maciejewski, MD

Internal Medicine

NPI 1194780114

3300 PROVIDENCE DR STE 309
Anchorage, AK 99508

(907) 222-1714

✔ PECOS✔ Accepts Medicare0.1 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrzej Maciejewski MD, Inc's NPI number?

The NPI number for Andrzej Maciejewski MD, Inc is 1831503440. It was assigned to this organization in the NPPES registry on June 12, 2014.

Where is Andrzej Maciejewski MD, Inc located?

Andrzej Maciejewski MD, Inc is located at 3260 Providence Dr Ste 523, Anchorage, AK 99508. The listed phone number is (907) 222-1714.

What is Andrzej Maciejewski MD, Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Andrzej Maciejewski MD, Inc enrolled in Medicare?

Yes. Andrzej Maciejewski MD, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Andrzej Maciejewski MD, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Andrzej Maciejewski MD, Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Andrzej Maciejewski MD, Inc accept?

Health plans from Moda Health Plan, Inc. and Premera Blue Cross Blue Shield of Alaska list Andrzej Maciejewski MD, Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Andrzej Maciejewski MD, Inc was last updated on October 9, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.