Doctor profile · Federal record

Dr. Marcus Weiser, DO

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Onaga, KS

  • NPI 1598993065
  • Accepts Medicare
  • MIPS 98.3 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 7 locations .

NPPES Updated May 11, 2026
Primary practice
114 W 8Th St
Onaga, KS 665219574
(785) 889-4241
fax (785) 889-4749
Additional location
112 E 2Nd St
Frankfort, KS 664271403
(785) 292-4451
fax (785) 292-4286
Additional location
120 W 8Th St
Onaga, KS 665219574
(785) 889-4274
fax (785) 889-4714
Show 4 more locations
Additional location
1603 W 4Th St
Holton, KS 664361153
(785) 364-3205
fax (785) 364-3468
Additional location
206 S Grand Ave
Saint Marys, KS 665361637
(785) 437-3734
fax (785) 437-6186
Additional location
302 Main St
Westmoreland, KS 665499684
(785) 457-9890
fax (785) 457-9891
Additional location
606 1St St
Centralia, KS 664159637
(785) 857-3334
fax (785) 857-3397
Mailing address
213 E 5Th St
Onaga, KS 665219430

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
October 29, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Kansas #05-34404 · Kansas #7189

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598993065. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
197
Distinct HCPCS
4
Medicare allowed
$18,341
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 77 39 $75
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 56 26 $113
99239 Hospital discharge day management, more than 30 minutes 51 47 $109
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 13 11 $49

In context: peer comparison

Among 1 peers in Onaga Family Medicine Physician, average services per provider: 49. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$91
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 2 $39.83
Novo Nordisk INC 2 $30.26
Abbott Laboratories 1 $21.04

By nature of payment

Food and Beverage
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,401
Patients
517
Total drug cost
$91,025
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 291 72 $4,117
Levothyroxine Sodium Generic 264 51 $4,258
Amlodipine Besylate Generic 226 51 $1,611
Furosemide Generic 201 40 $1,211
Pantoprazole Sodium Generic 185 50 $2,597
Gabapentin Generic 178 39 $4,425
Potassium Chloride Generic 150 29 $8,430
Lisinopril Generic 139 34 $1,301
Metformin Hcl Generic 137 33 $1,469
Tamsulosin Hcl Generic 136 36 $2,585

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcus Weiser's medical specialty?
Dr. Marcus Weiser practices Family Medicine Physician in Onaga, KS.
Where does Dr. Marcus Weiser practice?
Dr. Marcus Weiser practices at 114 W 8Th St, Onaga, KS 665219574. Office phone: 7858894241.
What is Dr. Marcus Weiser's NPI?
Dr. Marcus Weiser's National Provider Identifier (NPI) is 1598993065, issued by NPPES.
Does Dr. Marcus Weiser accept Medicare assignment?
Yes. Dr. Marcus Weiser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcus Weiser commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.