Doctor profile · Federal record

Dr. Valerie Duhn, MD

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Nephrology Physician · Kalamazoo, MI

  • NPI 1023296050
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
521 E. Michigan Ave, Ste 201
Kalamazoo, MI 49007
(269) 349-6759
fax (369) 349-7450
Additional location
233 Roosevelt Ave E # S
Battle Creek, MI 490372810

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
November 9, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (3)
Michigan #4301096045 · Indiana #01066395A · Georgia #059147
Medicaid
IN #200965400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023296050. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
972
Distinct HCPCS
10
Medicare allowed
$199,383
HCPCS Description Services Patients Avg allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 327 59 $343
99214 Established patient office or other outpatient visit, 30-39 minutes 202 119 $97
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 91 55 $78
90966 Home dialysis services per month (20 years or older) 76 12 $284
90935 Hemodialysis procedure with physician evaluation 65 45 $70
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 48 25 $287
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 35 33 $128
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 31 21 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 29 $171
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $162

In context: peer comparison

Among 6 peers in this city , average services per provider: 88. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $25.03

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,128
Patients
369
Total drug cost
$428,366
Drug Type Claims Patients Total cost
Sevelamer Carbonate Generic 198 56 $67,987
Amlodipine Besylate Generic 106 40 $1,139
Furosemide Generic 96 30 $763
Hydralazine Hcl Generic 85 29 $2,329
Losartan Potassium Generic 81 28 $1,838
Carvedilol Generic 79 28 $1,012
Torsemide Generic 73 33 $2,508
Lisinopril Generic 66 31 $502
Velphoro (Sucroferric Oxyhydroxide) Brand 63 17 $223,637
Farxiga (Dapagliflozin Propanediol) Brand 57 16 $59,166

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Valerie Duhn's medical specialty?
Dr. Valerie Duhn practices Nephrology Physician in Kalamazoo, MI.
Where does Dr. Valerie Duhn practice?
Dr. Valerie Duhn practices at 521 E. Michigan Ave, Ste 201, Kalamazoo, MI 49007. Office phone: 2693496759.
What is Dr. Valerie Duhn's NPI?
Dr. Valerie Duhn's National Provider Identifier (NPI) is 1023296050, issued by NPPES.
Does Dr. Valerie Duhn accept Medicare assignment?
Yes. Dr. Valerie Duhn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Valerie Duhn commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.