Doctor profile · Federal record

Dr. Carolyn Leadholm-Wittke, N.P.

Family Nurse Practitioner (CMS: Nurse Practitioner) · Saginaw, MI

  • NPI 1124026018
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4450 Fashion Square Blvd
Saginaw, MI 486031251
(989) 792-4090
fax (989) 792-4094

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Michigan #4704189159

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124026018. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,003
Distinct HCPCS
6
Medicare allowed
$108,577
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 561 191 $95
G0482 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 142 105 $194
80307 Testing for presence of drug, by chemistry analyzers 120 98 $60
G0481 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 94 77 $153
62370 Electronic analysis reprogramming and refill of spinal canal drug infusion pump by physician 65 16 $71
99213 Established patient office or other outpatient visit, 20-29 minutes 21 19 $71

In context: peer comparison

Among 49 peers in Saginaw Family Nurse Practitioner, average services per provider: 77. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $40.53

By nature of payment

Food and Beverage
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,311
Patients
723
Total drug cost
$147,142
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 1,533 215 $36,835
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 520 72 $13,025
Gabapentin Generic 480 95 $7,887
Morphine Sulfate ER (Morphine Sulfate) Brand 332 41 $10,743
Tramadol Hcl Generic 207 32 $2,051
Duloxetine Hcl Generic 194 39 $4,383
Fentanyl Generic 156 26 $17,816
Oxycodone Hcl Generic 149 29 $3,304
Pregabalin Generic 141 35 $3,370
Baclofen Generic 126 29 $3,086

Frequently asked questions

Auto-generated from federal data
What is Dr. Carolyn Leadholm-Wittke's medical specialty?
Dr. Carolyn Leadholm-Wittke practices Family Nurse Practitioner in Saginaw, MI.
Where does Dr. Carolyn Leadholm-Wittke practice?
Dr. Carolyn Leadholm-Wittke practices at 4450 Fashion Square Blvd, Saginaw, MI 486031251. Office phone: 9897924090.
What is Dr. Carolyn Leadholm-Wittke's NPI?
Dr. Carolyn Leadholm-Wittke's National Provider Identifier (NPI) is 1124026018, issued by NPPES.
Does Dr. Carolyn Leadholm-Wittke accept Medicare assignment?
Yes. Dr. Carolyn Leadholm-Wittke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carolyn Leadholm-Wittke commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (HCPCS G0482); Testing for presence of drug, by chemistry analyzers (HCPCS 80307). Source: CMS Medicare Physician & Other Practitioners file.