NPPES file of Aug 9, 2026

Karl Ahlswede, MD

Hospice and Palliative Medicine (Surgery) Physician · Williamsport, PA

Karl Ahlswede, MD is a hospice and palliative medicine (surgery) physician with a practice address in Williamsport, Pennsylvania, and NPI 1033198676, issued on Jan 12, 2006. Check the license (Pennsylvania MD041889L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033198676
Name
Karl Ahlswede
Credential
MD
Primary taxonomy
Hospice and Palliative Medicine (Surgery) Physician 2086H0002X
License number
MD041889L PA
Self-reported in NPPES; status is on the state search
Practice location
1100 Grampian Blvd, Williamsport, PA 17701
Phone
(570) 320-7680
Enumerated
Jan 12, 2006
Record last updated
May 12, 2023
Medicare enrollment
Enrolled (PECOS I20040727000956); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 1988
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1100 Grampian Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sandra Ahlswede, CRNPNurse Practitioner1871001669
  2. Alyssa Amato, LCSWSocial Worker1558817742
  3. Karla Anderson, MDVascular Surgery Physician1376500207
  4. Saul Arber, M.D.Radiation Oncology Physician1407800949
  5. Jane Atkinson, LCSWClinical Social Worker1962437640
  6. Laura Bailey, CRNPNurse Practitioner1326593963

Verify Karl Ahlswede in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD041889L
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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89% more Medicare Part D claims than the average hospice and palliative medicine (surgery) physician in 2024

898 Medicare Part D claims for 151 beneficiaries, against an average of 476 among the 12 providers of this specialty who prescribed in Part D. Brand-name drugs were 1% of claims. 557 claims were for opioids.

  1. Karl Ahlswede898
  2. Specialty average476

Most prescribed

  1. Oxycodone Hcl337 claims
  2. Olanzapine76 claims
  3. Morphine Sulfate Er57 claims
  4. Lorazepam54 claims
  5. Hydrocodone-Acetaminophen42 claims
  6. Methadone Hcl39 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.

  1. Qualityout of 100 · 30% of the final score75.0
  2. Costout of 100 · 30%63.4
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Susquehanna Physician ServicesWilliamsport, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hospice and Palliative Medicine (Surgery) Physician providers in Pennsylvania

There are 5 hospice and palliative medicine (surgery) physician records in Pennsylvania.

The 4 hospice and palliative medicine (surgery) physician records with the nearest ZIP codes

  1. Halle Ellison, M.D.Danville, PA 178211598907743
  2. Donnelle Crouse, D.O.Danville, PA 178221750338166
  3. James Pepicello, MDErie, PA 165501548437676
  4. Christopher Strzalka, MDErie, PA 165091811979297

Common questions

What is Karl Ahlswede, MD's NPI number?

Karl Ahlswede, MD's National Provider Identifier (NPI) is 1033198676, issued on Jan 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karl Ahlswede, MD located?

The NPPES record lists a practice address at 1100 Grampian Blvd, Williamsport, PA, 17701. Phone: (570) 320-7680. Providers update this record themselves, so call before visiting.

How can I verify Karl Ahlswede, MD's license?

NPPES lists Pennsylvania license number MD041889L, 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 Karl Ahlswede, MD prescribe under Medicare Part D?

In 2024, Karl Ahlswede, MD had 898 Medicare Part D claims for 151 beneficiaries; the average among hospice and palliative medicine (surgery) physician prescribers was 476. Part D covers Medicare prescriptions only.

What is Karl Ahlswede, 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.