Doctor profile · Federal record

Dr. Oliver Johnson

Physician Assistant · Springfield, MA

  • NPI 1922671700
  • 5 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
819 Worcester St Ste 1
Springfield, MA 011511056
(413) 304-2501

Credentials & registration

NPPES · NUCC
NPI registered
July 2021 — 5 yrs on file
Profile last updated
September 11, 2025
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #PA8349

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922671700. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
506
Distinct HCPCS
5
Medicare allowed
$45,969
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 272 56 $91
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 177 45 $91
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 27 13 $64
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 18 13 $132
99315 Nursing facility discharge day management, 30 minutes or less 12 12 $70

In context: peer comparison

Among 49 peers in Springfield Physician Assistant, average services per provider: 110. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$251
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, INC. 1 $88.75
Neurocrine Biosciences, INC. 1 $87.28
Acadia Pharmaceuticals INC 3 $75.45

By nature of payment

Food and Beverage
$251

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
393
Patients
102
Total drug cost
$10,171
Drug Type Claims Patients Total cost
Lorazepam Generic 79 20 $998
Oxycodone Hcl Generic 57 18 $767
Clonazepam Generic 50 0 $358
Gabapentin Generic 34 23 $496
Tramadol Hcl Generic 32 0 $260
Morphine Sulfate Generic 29 0 $670
Furosemide Generic 21 16 $96
Pregabalin Generic 20 0 $1,076
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 17 0 $4,669
Warfarin Sodium Generic 17 0 $77

Frequently asked questions

Auto-generated from federal data
What is Dr. Oliver Johnson's medical specialty?
Dr. Oliver Johnson practices Physician Assistant in Springfield, MA.
Where does Dr. Oliver Johnson practice?
Dr. Oliver Johnson practices at 819 Worcester St Ste 1, Springfield, MA 011511056. Office phone: 4133042501.
What is Dr. Oliver Johnson's NPI?
Dr. Oliver Johnson's National Provider Identifier (NPI) is 1922671700, issued by NPPES.
What procedures does Dr. Oliver Johnson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.