Doctor profile · Federal record

Dr. Crystal Rieser, D.O.

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Waukesha, WI

  • NPI 1174899819
  • Accepts Medicare
  • 14 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
W231N1440 Corporate CT
Waukesha, WI 531861303
(262) 896-6010

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
December 3, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #61568-21

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174899819. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
258
Distinct HCPCS
5
Medicare allowed
$25,931
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 110 71 $118
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 59 59 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 46 40 $81
G0008 Administration of influenza virus vaccine 24 23 $29
90662 Influenza vaccine split virus, preservative free 19 19 $72

In context: peer comparison

Among 21 peers in Waukesha Family Medicine Physician, average services per provider: 106. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,497
Patients
379
Total drug cost
$16,033
Drug Type Claims Patients Total cost
Simvastatin Generic 190 49 $1,276
Atorvastatin Calcium Generic 167 52 $1,575
Lisinopril Generic 165 38 $1,211
Levothyroxine Sodium Generic 159 36 $2,863
Hydrochlorothiazide Generic 133 30 $577
Amlodipine Besylate Generic 128 33 $779
Losartan Potassium Generic 104 28 $1,397
Sertraline Hcl Generic 79 16 $638
Metoprolol Succinate Generic 64 16 $769
Omeprazole Generic 64 16 $741

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Crystal Rieser's medical specialty?
Dr. Crystal Rieser practices Family Medicine Physician in Waukesha, WI.
Where does Dr. Crystal Rieser practice?
Dr. Crystal Rieser practices at W231N1440 Corporate CT, Waukesha, WI 531861303. Office phone: 2628966010.
What is Dr. Crystal Rieser's NPI?
Dr. Crystal Rieser's National Provider Identifier (NPI) is 1174899819, issued by NPPES.
Does Dr. Crystal Rieser accept Medicare assignment?
Yes. Dr. Crystal Rieser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crystal Rieser commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.