Alfredo L. Blas, MD
Hospitalist Physician · Williamsport, PA
Alfredo L. Blas, MD is a hospitalist physician with a practice address in Williamsport, Pennsylvania, and NPI 1063412948, issued on Jul 21, 2005. Check the license (Pennsylvania MD428162, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Alfredo L. Blas
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- MD428162 PA
Self-reported in NPPES; status is on the state search - Practice location
- 700 High St, Williamsport, PA 17701
- Phone
- (570) 321-2850
- Enumerated
- Jul 21, 2005
- Record last updated
- Mar 23, 2023
- Fax
- (570) 321-2851
- Medicare enrollment
- Enrolled (PECOS I20061004000596); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,424 in Pennsylvania → Look up another NPI →
Also registered at 700 High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Faryal AfzalHospitalist Physician1760659783
- Laura Aguirre, CRNPNurse Practitioner1093577942
- Kylie Akers, MS, OTR/LOccupational Therapist1396430492
Verify Alfredo L. Blas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD428162Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average hospitalist physician in 2024
316 Medicare Part D claims for 137 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Furosemide17 claims
- Metoprolol Succinate17 claims
- Potassium Chloride17 claims
- Prednisone15 claims
- Amlodipine Besylate13 claims
- Metoprolol Tartrate12 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 one group practice
- Susquehanna Physician ServicesWilliamsport, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alfredo L. Blas among 1,424 hospitalist physician records in Pennsylvania
Alfredo L. Blas, MD is one of 1,424 hospitalist physician records with a practice address in Pennsylvania. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated1997 · median 2011 among the 1,236 with a school on file
- Record last updated2023 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Pennsylvania
There are 1,424 hospitalist physician records in Pennsylvania.
All 1,424 in Pennsylvania → Every provider in Williamsport → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Faryal AfzalWilliamsport, PA 177011760659783
- Shrilkumar Bhatt, MDWilliamsport, PA 177011942656590
- Paul ChiarulliWilliamsport, PA 177011730542838
- Asif JavedWilliamsport, PA 177011184691420
- Matthew KelleherWilliamsport, PA 177011922148881
- Yung-Tai Lin, M.D.Williamsport, PA 177011508137514
- Sahara NeupaneWilliamsport, PA 177011912389073
- Fahmi RahmanWilliamsport, PA 177011356504708
Common questions
What is Alfredo L. Blas, MD's NPI number?
Alfredo L. Blas, MD's National Provider Identifier (NPI) is 1063412948, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alfredo L. Blas, MD located?
The NPPES record lists a practice address at 700 High St, Williamsport, PA, 17701. Phone: (570) 321-2850. Providers update this record themselves, so call before visiting.
How can I verify Alfredo L. Blas, MD's license?
NPPES lists Pennsylvania license number MD428162, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alfredo L. Blas, MD prescribe under Medicare Part D?
In 2024, Alfredo L. Blas, MD had 316 Medicare Part D claims for 137 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Alfredo L. Blas, MD'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.