Doctor profile · Federal record

Dr. Timothy Hayes, MD

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Pediatrics Physician · Rheumatology Physician · Springfield, MO

  • NPI 1205065109
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3231 S National Ave, Suite 400
Springfield, MO 658077304
(417) 888-5664
fax (417) 888-6799
Mailing address
Po Box 505164
Saint Louis, MO 631505164

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
October 1, 2015
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
Missouri #2013029393 · Missouri #2009016613
Medicaid
MO #1205065109

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205065109. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,417
Distinct HCPCS
8
Medicare allowed
$108,040
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 700 377 $119
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 422 74 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 79 59 $84
20610 Aspiration and/or injection of fluid from large joint 68 40 $70
99204 New patient office or other outpatient visit, 45-59 minutes 56 56 $154
20600 Aspiration and/or injection of fluid from small joint 49 22 $41
20605 Aspiration and/or injection of fluid from medium joint 30 16 $63
73130 X-ray of hand, minimum of 3 views 13 13 $48

In context: peer comparison

Among 2 peers in this city , average services per provider: 90. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
21
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 20 $219.49
Organon Llc 1 $6.18

By nature of payment

Food and Beverage
$226

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,327
Patients
1,104
Total drug cost
$1,834,165
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 1,342 246 $26,504
Hydroxychloroquine Sulfate Generic 1,081 235 $50,476
Prednisone Generic 973 226 $7,166
Tramadol Hcl Generic 351 80 $2,695
Gabapentin Generic 260 53 $3,451
Leflunomide Generic 204 43 $5,811
Pregabalin Generic 151 18 $4,414
Mycophenolate Mofetil Generic 148 27 $14,189
Folic Acid Generic 143 34 $626
Allopurinol Generic 136 27 $1,583

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Hayes's medical specialty?
Dr. Timothy Hayes practices Rheumatology Physician in Springfield, MO.
Where does Dr. Timothy Hayes practice?
Dr. Timothy Hayes practices at 3231 S National Ave, Springfield, MO 658077304. Office phone: 4178885664.
What is Dr. Timothy Hayes's NPI?
Dr. Timothy Hayes's National Provider Identifier (NPI) is 1205065109, issued by NPPES.
Does Dr. Timothy Hayes accept Medicare assignment?
Yes. Dr. Timothy Hayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Hayes commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.