KATHERINE RIDDLE AGACNP-BC
NPI 1336922244
Nurse Practitioner - Acute Care in Southgate, MI

Q: What is Katherine Riddle's NPI number?

The NPI number for Katherine Riddle is 1336922244. It was assigned to this individual provider in the NPPES registry on August 15, 2023.

Q: What is Katherine Riddle's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Q: When was this NPI record last updated?

The NPPES record for Katherine Riddle was last updated on August 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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 August 15, 2023PECOS EnrolledAccepts Medicare Assignment

15750 NORTHLINE RD, SOUTHGATE, MI 48195(734) 357-0505(734) 357-0506 Get Directions Write a Review

NPPES record last updated: August 4, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 4, 2025, Apr 17, 2024, Aug 27, 2023 and 1 more (4 updates tracked since 2023).

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About Katherine Riddle Agacnp-bc NPPES

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

KATHERINE RIDDLE AGACNP-BC (NPI 1336922244) is an individual acute care provider in Southgate, Michigan, licensed in Michigan (4704318916) and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS, is affiliated with Henry Ford Allegiance Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1336922244

Entity TypeIndividualFemale

Primary Taxonomy363LA2100X

Provider Legal NameKATHERINE RIDDLECredential: AGACNP-BC

Location Address15750 NORTHLINE RDSouthgate, MI 48195-2378

Mailing Address205 N East AveJackson, MI 49201-1753 · (517) 205-4800 · Fax (517) 205-1713

Phone(734) 357-0505

Fax(734) 357-0506

Sole ProprietorYes

Medical School CMSUniversity Of Michigan Medical SchoolGraduated 2022

Enumeration DateAugust 15, 2023

Last NPPES UpdateAugust 4, 20254 updates tracked since enumeration

NPPES CertifiedAugust 4, 2025

✔ NPI 1336922244 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2100X

License✔ Licensed in MI · 4704318916

15750 NORTHLINE RD, Southgate, MI 48195

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Secondary Practice Locations 2

Location 1205 N East AveJackson, MI 49201-1753 · Phone (517) 205-4800 · Fax (517) 205-1713

Location 23601 W 13 Mile RdRoyal Oak, MI 48073-6712 · Phone (248) 898-5000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katherine Riddle Agacnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456705334

PECOS Enrollment IDI20230926002887

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Henry Ford Allegiance Health

Acute Care Hospitals · Jackson, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number230092

Location205 N East AveJackson, MI 49201 · Jackson County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48195 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$90.76 typical visit price

range $58.04 – $177.36

Typical copayment $22.69 (range $14.51 – $44.34)

Most-billed visit code 99203

Established Patient

$102.35 typical visit price

range $18.32 – $143.49

Typical copayment $25.58 (range $4.58 – $35.87)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAYUR PATEL MD PC

Internal Medicine (Medical Oncology)

15750 NORTHLINE RD
SOUTHGATE, MI 48195

Wayne County (734) 283-7511

MICHIGAN HEMATOLOGY & ONCOLOGY INSTITUTE, P.C.

Internal Medicine (Medical Oncology)

15750 NORTHLINE RD
SOUTHGATE, MI 48195

Wayne County (734) 283-7511

BRANDON KARJO AGPCNP

Nurse Practitioner (Gerontology)

15750 NORTHLINE RD
SOUTHGATE, MI 48195

Wayne County (734) 357-0505

MRS. KELLI LYNN FROST PAC

Physician Assistant

15750 NORTHLINE RD
SOUTHGATE, MI 48195

Wayne County (734) 283-7511

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 Katherine Riddle's NPI number?

The NPI number for Katherine Riddle is 1336922244. It was assigned to this individual provider in the NPPES registry on August 15, 2023.

Where is Katherine Riddle located?

Katherine Riddle practices at 15750 Northline Rd, Southgate, MI 48195. The listed phone number is (734) 357-0505.

What is Katherine Riddle's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Katherine Riddle enrolled in Medicare?

Yes. Katherine Riddle is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Katherine Riddle accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Katherine Riddle 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.

Is Katherine Riddle affiliated with any hospitals?

According to CMS data, Katherine Riddle is affiliated with Henry Ford Allegiance Health.

When was this NPI record last updated?

The NPPES record for Katherine Riddle was last updated on August 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.