Doctor profile · Federal record

Dr. William Fredericks, DO

Interventional Pain Medicine Physician (CMS: Interventional Pain Management) · Pain Medicine (Anesthesiology) Physician · Physical Medicine & Rehabilitation Physician · Saint Paul, MN

  • NPI 1720423643
  • Accepts Medicare
  • MIPS 86.6 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1700 University Ave W Fl 6
Saint Paul, MN 55104
(651) 232-5321
Additional location
200 First Street Sw
Rochester, MN 55905
(507) 284-5000
Mailing address
1690 University Ave W Ste 370
Saint Paul, MN 551043723

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
June 13, 2018
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208VP0014X — NUCC code
State license (1)
Minnesota #58337

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720423643. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,403
Distinct HCPCS
10
Medicare allowed
$131,896
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 3,190 175 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 460 231 $0
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 178 139 $288
J1030 Injection, methylprednisolone acetate, 40 mg 99 76 $7
82962 Blood glucose (sugar) test performed by hand-held instrument 72 51 $3
27096 Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 52 39 $205
99214 Established patient office or other outpatient visit, 30-39 minutes 51 36 $124
64493 Injection of lower or sacral spine facet joint using imaging guidance, single level 45 29 $246
64494 Injection of lower or sacral spine facet joint using imaging guidance, second level 39 26 $124
64484 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, each additional level 38 35 $111

In context: peer comparison

Among 1 peers in Saint Paul Interventional Pain Medicine Physician, average services per provider: 231. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$178
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Spr Therapeutics, INC 1 $153.68
Boston Scientific Corporation 1 $24.18

By nature of payment

Food and Beverage
$178

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
373
Patients
100
Total drug cost
$14,262
Drug Type Claims Patients Total cost
Gabapentin Generic 197 79 $6,322
Pregabalin Generic 68 21 $4,849
Cyclobenzaprine Hcl Generic 27 0 $244
Baclofen Generic 21 0 $1,136
Tizanidine Hcl Generic 17 0 $551
Celecoxib Generic 15 0 $1,011
Meloxicam Generic 15 0 $52
Methocarbamol Generic 13 0 $98

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Fredericks's medical specialty?
Dr. William Fredericks practices Interventional Pain Medicine Physician in Saint Paul, MN.
Where does Dr. William Fredericks practice?
Dr. William Fredericks practices at 1700 University Ave W Fl 6, Saint Paul, MN 55104. Office phone: 6512325321.
What is Dr. William Fredericks's NPI?
Dr. William Fredericks's National Provider Identifier (NPI) is 1720423643, issued by NPPES.
Does Dr. William Fredericks accept Medicare assignment?
Yes. Dr. William Fredericks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Fredericks commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level (HCPCS 64483). Source: CMS Medicare Physician & Other Practitioners file.