KATIEOSTROMMD
NPI 1093352502
Obstetrics & Gynecology in Homer, AK

Q: What is Katieostrommd's NPI number?

The NPI number for Katieostrommd is 1093352502. It was assigned to this organization in the NPPES registry on December 3, 2019. The provider is doing business as Katie Ostrom MD, LLC.

Q: What is Katieostrommd's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Katieostrommd was last updated on May 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.

Active since December 03, 2019CLIA 02D2176366 · Microscopy

4129 BARTLETT ST, HOMER, AK 99603(907) 435-0555(833) 992-2172 Get Directions Write a Review

NPPES record last updated: May 5, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 5, 2025, Mar 20, 2020, Dec 3, 2019 (3 updates tracked since 2019).

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About Katieostrommd NPPES

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

KATIEOSTROMMD (NPI 1093352502), doing business as Katie Ostrom Md, Llc, is a healthcare organization registered as an obstetrics & gynecology in Homer, Alaska and active in the NPI registry since December 2019. The organization holds a CLIA Microscopy certificate valid through December 11, 2027, maintains a secondary practice location in Soldotna, and lists Pamela Cross, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1093352502

Entity TypeOrganization

Primary Taxonomy207V00000X

Legal Business NameKATIEOSTROMMD

Location Address4129 BARTLETT STHomer, AK 99603-7002

Mailing Address205 W FairviewHomer, AK 99603 · (907) 435-0555 · Fax (907) 435-0559

Phone(907) 435-0555

Fax(833) 992-2172

Organization SubpartNo

Authorized OfficialPamela CrossOffice Manager · (907) 921-2307

Enumeration DateDecember 3, 2019

Last NPPES UpdateMay 5, 20253 updates tracked since enumeration

NPPES CertifiedMay 5, 2025

✔ NPI 1093352502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

4129 BARTLETT ST, Homer, AK 99603

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Other Names 1

Doing Business AsKatie Ostrom Md, Llc

Secondary Practice Location 1

Location 135670 Kenai Spur Hwy Ste 103ASoldotna, AK 99669-7649 · Phone (907) 435-0555 · Fax (833) 992-2172

Other Identifiers 2

Medicaid1702227AK

Medicaid1007494AK

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)

Katieostrommd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Katieostrommd, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Kathryn Ostrom, MD

Obstetrics/Gynecology

NPI 1194820605

4129 BARTLETT ST
Homer, AK 99603

(907) 435-0555

✔ PECOS✔ Accepts MedicareSame address

Kathryn Ault, CNM APRN

Certified Nurse Midwife (CNM)

NPI 1669921730

205 W FAIRVIEW AVE
Homer, AK 99603

(907) 435-0555

✔ PECOS0.1 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 02D2176366

Katieostrommd, LLC · Homer, AK

Active · expires Dec 11, 2027

CLIA Number02D2176366

Laboratory TypePhysician Office

Certificate Effective DateDecember 12, 2025

Certificate Expiration DateDecember 11, 2027

Laboratory DirectorDr. Kathryn H. Ostrom

Laboratory Phone(907) 435-0555

Laboratory LocationKatieostrommd, LLC4129 Bartlett Street, Homer, AK 99603

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Katieostrommd's NPI number?

The NPI number for Katieostrommd is 1093352502. It was assigned to this organization in the NPPES registry on December 3, 2019. The provider is doing business as Katie Ostrom MD, LLC.

Where is Katieostrommd located?

Katieostrommd is located at 4129 Bartlett St, Homer, AK 99603. The listed phone number is (907) 435-0555.

What is Katieostrommd's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Katieostrommd enrolled in Medicare?

Yes. Katieostrommd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Katieostrommd?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Katieostrommd, in Certified Nurse Midwife (CNM) and Obstetrics/Gynecology. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Katieostrommd hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 02D2176366) is associated with this NPI, valid through December 11, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Katieostrommd accept?

Health plans from Moda Health Plan, Inc. and Premera Blue Cross Blue Shield of Alaska list Katieostrommd 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 Katieostrommd was last updated on May 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.