Doctor profile · Federal record

Dr. Katherine Riddle, AGACNP-BC

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Southgate, MI

  • NPI 1336922244
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
15750 Northline RD
Southgate, MI 481952378
(734) 357-0505
fax (734) 357-0506
Additional location
205 N East Ave
Jackson, MI 492011753
(517) 205-4800
fax (517) 205-1713
Additional location
3601 W 13 Mile RD
Royal Oak, MI 480736712
(248) 898-5000
Mailing address
205 N East Ave
Jackson, MI 492011753

Credentials & registration

NPPES · NUCC
NPI registered
August 2023 — 3 yrs on file
Profile last updated
August 4, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Michigan #4704318916

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336922244. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$762
Transactions
36
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $176.54
Novartis Pharmaceuticals Corporation 10 $151.94
Neurocrine Biosciences, INC. 3 $93.38
Sk Life Science, INC. 3 $78.32
Emd Serono, INC. 2 $68.64
AstraZeneca Pharmaceuticals Lp 2 $38.74
Boston Scientific Corporation 1 $26.01
Scilex Pharmaceuticals INC. 1 $24.68
Genentech USA, INC. 1 $22.75
Eisai INC. 1 $22.68
Neurelis, INC. 1 $15.49
Pfizer INC. 1 $14.97
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $14.71
Pacira Pharmaceuticals Incorporated 1 $13.31

By nature of payment

Food and Beverage
$762

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
364
Patients
207
Total drug cost
$6,272
Drug Type Claims Patients Total cost
Gabapentin Generic 136 86 $1,357
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 48 37 $610
Pregabalin Generic 37 28 $1,046
Cyclobenzaprine Hcl Generic 25 15 $331
Celecoxib Generic 21 14 $406
Tizanidine Hcl Generic 21 16 $230
Duloxetine Hcl Generic 15 0 $657
Lidocaine Generic 13 0 $1,030
Nortriptyline Hcl Generic 13 0 $98
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 13 0 $388

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Riddle's medical specialty?
Dr. Katherine Riddle practices Acute Care Nurse Practitioner in Southgate, MI.
Where does Dr. Katherine Riddle practice?
Dr. Katherine Riddle practices at 15750 Northline RD, Southgate, MI 481952378. Office phone: 7343570505.
What is Dr. Katherine Riddle's NPI?
Dr. Katherine Riddle's National Provider Identifier (NPI) is 1336922244, issued by NPPES.
Does Dr. Katherine Riddle accept Medicare assignment?
Yes. Dr. Katherine Riddle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.