Colby Welshans
Physician Assistant · Williamsport, PA
Colby Welshans is a physician assistant with a practice address in Williamsport, Pennsylvania, and NPI 1255749586, issued on Jul 30, 2014. Check the license (Pennsylvania MA056998, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Colby Welshans
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- MA056998 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2605 Reach RD, Williamsport, PA 17701
- Phone
- (570) 327-8790
- Enumerated
- Jul 30, 2014
- Record last updated
- May 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150930002020); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →
Also registered at 2605 Reach RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jonathan Sakowski, MSPTSpecialist1184687584
Verify Colby Welshans in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA056998Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.1 times the Medicare Part D claims of the average physician assistant in 2024
4,215 Medicare Part D claims for 368 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 288 claims were for opioids.
Most prescribed
- Lisinopril170 claims
- Atorvastatin Calcium166 claims
- Amlodipine Besylate147 claims
- Omeprazole144 claims
- Levothyroxine Sodium135 claims
- Hydrocodone-Acetaminophen124 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Phoenix Rehabilitation And Health Services IncCranberry Twp, PA
- Susquehanna Physician ServicesLock Haven, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colby Welshans among 8,020 physician assistant records in Pennsylvania
Colby Welshans is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 38% of them.
- NPI issued2014 · 38% of these records are older, 59% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2018 among the 5,313 with a school on file
- Record last updated2021 · 42% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
137 physician assistant records list a practice address in Williamsport
They are 137 of the 1,371 NPPES records with a practice address in Williamsport, and 8,020 physician assistant records in Pennsylvania.
All 8,020 in Pennsylvania → Every provider in Williamsport → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Sheryl BakerWilliamsport, PA 177011952370033
- Bruce Body, PA-CWilliamsport, PA 177011467430942
- Jennifer Bressler, PA-CWilliamsport, PA 177011861487886
- Wayne Butler, PA-CWilliamsport, PA 177011205801107
- Richard Davies, PA-CWilliamsport, PA 177011316913494
- Kelly FarrellWilliamsport, PA 177011285602722
- Nancy GuerriskyWilliamsport, PA 177011093761728
- Charles Haney, PA-CWilliamsport, PA 177011619946498
Common questions
What is Colby Welshans's NPI number?
Colby Welshans's National Provider Identifier (NPI) is 1255749586, issued on Jul 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Colby Welshans located?
The NPPES record lists a practice address at 2605 Reach RD, Williamsport, PA, 17701. Phone: (570) 327-8790. Providers update this record themselves, so call before visiting.
How can I verify Colby Welshans's license?
NPPES lists Pennsylvania license number MA056998, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Colby Welshans prescribe under Medicare Part D?
In 2024, Colby Welshans had 4,215 Medicare Part D claims for 368 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Colby Welshans's MIPS final score?
The 2023 MIPS final score is 81.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.