NPPES file of Aug 9, 2026

Marianne Spengler, M.D.

Hematology & Oncology Physician · Lebanon, PA

Marianne Spengler, M.D. is a hematology & oncology physician with a practice address in Lebanon, Pennsylvania, and NPI 1235591454, issued on Mar 26, 2016. Check the license (Pennsylvania MD477356, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235591454
Name
Marianne Spengler
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
MD477356 PA
Self-reported in NPPES; status is on the state search
Practice location
844 Tuck St, Lebanon, PA 17042
Phone
(717) 274-8875
Enumerated
Mar 26, 2016
Record last updated
Jul 1, 2024
Fax
(717) 639-3955
Medicare enrollment
Enrolled (PECOS I20220601001350); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2016
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 844 Tuck St

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

  1. Neenos Alnoor, M.D.Hematology & Oncology Physician1215145404
  2. Andrea Bachman, CRNPAcute Care Nurse Practitioner1023651668
  3. Kristin Burkholder, CRNPFamily Nurse Practitioner1508641655
  4. Nimisha Deb, M.D.Radiation Oncology Physician1932152089
  5. Michael Watson, MDRadiation Oncology Physician1689661555

Verify Marianne Spengler 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 MD477356
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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16% more Medicare Part D claims than the average hematology & oncology physician in 2024

1,015 Medicare Part D claims for 196 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 26 claims were for opioids.

  1. Marianne Spengler1,015
  2. Specialty average877

Most prescribed

  1. Anastrozole206 claims
  2. Letrozole65 claims
  3. Ondansetron Hcl63 claims
  4. Eliquis60 claims
  5. Prednisone57 claims
  6. Abiraterone Acetate53 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.

Bills Medicare through one group practice

  1. Good Samaritan Physician ServicesLebanon, PA

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

Marianne Spengler among 784 hematology & oncology physician records in Pennsylvania

Marianne Spengler, M.D. is one of 784 hematology & oncology physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 82% of them.

  • NPI issued2016 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2016 · median 2004 among the 553 with a school on file
  • Record last updated2024 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Pennsylvania

There are 784 hematology & oncology physician records in Pennsylvania.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Suhail Ali, MDLebanon, PA 170421275644759
  2. Neenos Alnoor, M.D.Lebanon, PA 170421215145404
  3. Ruben Perez, MDLebanon, PA 170421629061452
  4. Kaitlyn SmithLebanon, PA 170421235098633
  5. Scott Barnes, DOLemoyne, PA 170431427051820
  6. Li Liu, MDLemoyne, PA 170431114914827
  7. Ricardo Carter, MDLewistown, PA 170441669457065
  8. Monica Adedeji, MD, MPHHershey, PA 170331487146999

Common questions

What is Marianne Spengler, M.D.'s NPI number?

Marianne Spengler, M.D.'s National Provider Identifier (NPI) is 1235591454, issued on Mar 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Marianne Spengler, M.D. located?

The NPPES record lists a practice address at 844 Tuck St, Lebanon, PA, 17042. Phone: (717) 274-8875. Providers update this record themselves, so call before visiting.

How can I verify Marianne Spengler, M.D.'s license?

NPPES lists Pennsylvania license number MD477356, 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 Marianne Spengler, M.D. prescribe under Medicare Part D?

In 2024, Marianne Spengler, M.D. had 1,015 Medicare Part D claims for 196 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.