Oliver Johnson
Physician Assistant · Springfield, MA
Oliver Johnson is a physician assistant with a practice address in Springfield, Massachusetts, and NPI 1922671700, issued on Jul 20, 2021. Check the license (Massachusetts PA8349, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Oliver Johnson
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA8349 MA
Self-reported in NPPES; status is on the state search - Practice location
- 819 Worcester St Ste 1, Springfield, MA 01151
- Phone
- (413) 304-2501
- Enumerated
- Jul 20, 2021
- Record last updated
- Sep 11, 2025
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 819 Worcester St Ste 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michelle Figueroa, PA-CMedical Physician Assistant1558979526
Verify Oliver Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license PA8349Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average physician assistant in 2024
1,749 Medicare Part D claims for 170 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 366 claims were for opioids.
Most prescribed
- Oxycodone Hcl137 claims
- Lorazepam129 claims
- Clonazepam80 claims
- Tramadol Hcl79 claims
- Trazodone Hcl58 claims
- Warfarin Sodium48 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $251.48
5 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Oliver Johnson among 4,713 physician assistant records in Massachusetts
Oliver Johnson is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 63% of them.
- NPI issued2021 · 63% of these records are older, 32% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2025 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
172 physician assistant records list a practice address in Springfield
They are 172 of the 8,553 NPPES records with a practice address in Springfield, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Springfield → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jared Dias, PA-CSpringfield, MA 011511972123289
- Dayna Jacobson, P.A.-CSpringfield, MA 011511386783389
- Hannah ReidySpringfield, MA 011511194557553
- Austin Anghilante, PA-CSpringfield, MA 011281053851030
- Loni Kearney, PA-CSpringfield, MA 011191205099033
- Caitriona Pollikoff, PA-CSpringfield, MA 011191154112753
- Judy Arthur Jackson, PASpringfield, MA 011181619600681
- Karen Bourgeault, P.A.C.Springfield, MA 011181134184179
Common questions
What is Oliver Johnson's NPI number?
Oliver Johnson's National Provider Identifier (NPI) is 1922671700, issued on Jul 20, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Oliver Johnson located?
The NPPES record lists a practice address at 819 Worcester St Ste 1, Springfield, MA, 01151. Phone: (413) 304-2501. Providers update this record themselves, so call before visiting.
How can I verify Oliver Johnson's license?
NPPES lists Massachusetts license number PA8349, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Oliver Johnson prescribe under Medicare Part D?
In 2024, Oliver Johnson had 1,749 Medicare Part D claims for 170 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.