Doctor profile · Federal record

Dr. Melissa Chiston, MD

Rheumatology Physician (CMS: Rheumatology) · Rheumatology Physician · Rheumatology Physician · Internal Medicine Physician · Ames, IA

  • NPI 1134440886
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 4 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3500 University Blvd
Ames, IA 500108676
(515) 239-4775
fax (515) 239-3045
Mailing address
1215 Duff Ave
Ames, IA 500105469

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
December 23, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (4)
Iowa #48288 · Colorado #DR.0056562 · North Carolina #2013-00259 · Minnesota #54317
Medicaid
CO #35135107

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134440886. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,534
Distinct HCPCS
10
Medicare allowed
$305,034
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 2,400 28 $23
J1745 Injection, infliximab, excludes biosimilar, 10 mg 1,220 11 $33
99214 Established patient office or other outpatient visit, 30-39 minutes 997 413 $119
36415 Insertion of needle into vein for collection of blood sample 921 372 $8
80053 Blood test, comprehensive group of blood chemicals 737 335 $10
86140 Measurement c-reactive protein for detection of infection or inflammation 713 341 $5
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 708 308 $8
85651 Red blood cell sedimentation rate, to detect inflammation, non-automated 393 241 $4
85652 Red blood cell sedimentation rate, to detect inflammation, automated 320 213 $3
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 213 59 $59

In context: peer comparison

Among 1 peers in this city , average services per provider: 263. This provider delivers 40× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,462
Patients
657
Total drug cost
$338,711
Drug Type Claims Patients Total cost
Prednisone Generic 556 157 $6,872
Methotrexate (Methotrexate Sodium) Brand 550 137 $23,628
Hydroxychloroquine Sulfate Generic 365 113 $28,747
Leflunomide Generic 201 55 $11,392
Gabapentin Generic 154 38 $1,767
Alendronate Sodium Generic 147 45 $2,070
Sulfasalazine Generic 102 21 $2,070
Allopurinol Generic 74 22 $1,024
Folic Acid Generic 70 20 $429
Celecoxib Generic 55 13 $2,388

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Chiston's medical specialty?
Dr. Melissa Chiston practices Rheumatology Physician in Ames, IA.
Where does Dr. Melissa Chiston practice?
Dr. Melissa Chiston practices at 3500 University Blvd, Ames, IA 500108676. Office phone: 5152394775.
What is Dr. Melissa Chiston's NPI?
Dr. Melissa Chiston's National Provider Identifier (NPI) is 1134440886, issued by NPPES.
Does Dr. Melissa Chiston accept Medicare assignment?
Yes. Dr. Melissa Chiston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Chiston commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Injection, infliximab, excludes biosimilar, 10 mg (HCPCS J1745); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.