Doctor profile · Federal record

Dr. Melissa Maag, CNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Lima, OH

  • NPI 1497260046
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1550 N Main St
Lima, OH 458012823
(419) 516-0327
fax (419) 225-8878
Additional location
1800 E 5Th St
Delphos, OH 45833
(419) 996-5030
fax (419) 996-5458
Mailing address
329 N West St
Lima, OH 458014332

Credentials & registration

NPPES · NUCC
NPI registered
December 2017 — 9 yrs on file
Profile last updated
February 2, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Ohio #APRN.CNP.022107

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497260046. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
31
Distinct HCPCS
1
Medicare allowed
$295
HCPCS Description Services Patients Avg allowed
83036 Hemoglobin a1c level 31 19 $10

In context: peer comparison

Among 41 peers in this city , average services per provider: 223. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$189
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Braeburn Inc. 1 $98.28
Abbott Laboratories 1 $90.71

By nature of payment

Food and Beverage
$189

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,823
Patients
453
Total drug cost
$116,284
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 260 66 $2,867
Gabapentin Generic 257 38 $4,392
Amlodipine Besylate Generic 163 46 $1,518
Levothyroxine Sodium Generic 161 37 $1,678
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 148 47 $4,709
Lisinopril Generic 133 42 $714
Losartan Potassium Generic 94 22 $908
Trulicity (Dulaglutide) Brand 94 16 $93,910
Omeprazole Generic 78 24 $1,117
Trazodone Hcl Generic 78 22 $408

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Maag's medical specialty?
Dr. Melissa Maag practices Family Nurse Practitioner in Lima, OH.
Where does Dr. Melissa Maag practice?
Dr. Melissa Maag practices at 1550 N Main St, Lima, OH 458012823. Office phone: 4195160327.
What is Dr. Melissa Maag's NPI?
Dr. Melissa Maag's National Provider Identifier (NPI) is 1497260046, issued by NPPES.
Does Dr. Melissa Maag accept Medicare assignment?
Yes. Dr. Melissa Maag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Maag commonly perform?
Top Medicare-reported procedures in 2023: Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.