NPPES file of Aug 9, 2026

Katerina C. Valavanis, MD

Family Medicine Physician · Allentown, PA

Katerina C. Valavanis, MD is a family medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1073804126, issued on Apr 25, 2011. Check the license (Pennsylvania MD437563, 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
1073804126
Name
Katerina C. Valavanis
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD437563 PA
Self-reported in NPPES; status is on the state search
Practice location
1730 W Chew St, Allentown, PA 18104
Phone
(610) 969-3500
Enumerated
Apr 25, 2011
Record last updated
Jan 13, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(610) 969-3509
Medicare enrollment
Enrolled (PECOS I20110520000231); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2007
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 1730 W Chew St

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

  1. Jennifer Burns, D.O.Family Medicine Physician1669646097
  2. Suzanne Cressman, PAMedical Physician Assistant1417986696
  3. Julie Dostal, MDFamily Medicine Physician1629000781
  4. Tommie Easley, M.D.Hospitalist Physician1336395003
  5. Sweety Jain, MDFamily Medicine Physician1902860968
  6. Pamela Ledeaux, MDFamily Medicine Physician1538198445

Verify Katerina C. Valavanis 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 MD437563
    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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49% fewer Medicare Part D claims than the average family medicine physician in 2024

1,804 Medicare Part D claims for 148 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 46 claims were for opioids.

  1. Katerina Valavanis1,804
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium146 claims
  2. Amlodipine Besylate93 claims
  3. Lisinopril85 claims
  4. Levothyroxine Sodium82 claims
  5. Losartan Potassium74 claims
  6. Omeprazole73 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. Lehigh Valley Physician GroupAllentown, PA

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

208 family medicine physician records list a practice address in Allentown

They are 208 of the 5,904 NPPES records with a practice address in Allentown, and 7,483 family medicine physician records in Pennsylvania.

Other family medicine physician records in Pennsylvania

  1. Christopher AaronCresson, PA1083879860
  2. Jose Abad, MDPittsburgh, PA1295962546
  3. Mario Abad, MDDuncannon, PA1710022975
  4. Ray Abarintos, MDPhiladelphia, PA1417339516
  5. Jasim Abbasi, DOErie, PA1396537452
  6. Daived Abboud, M.D.Allentown, PA1295189322
  7. Ihab Abdelaal, D.O.Macungie, PA1588944938
  8. Tony Abdelmaseeh, M.DJermyn, PA1073910923
  9. Adam Abdulally, MDPittsburgh, PA1184861544
  10. Maimuna AbdullahiLebanon, PA1477344018

Common questions

What is Katerina C. Valavanis, MD's NPI number?

Katerina C. Valavanis, MD's National Provider Identifier (NPI) is 1073804126, issued on Apr 25, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Katerina C. Valavanis, MD located?

The NPPES record lists a practice address at 1730 W Chew St, Allentown, PA, 18104. Phone: (610) 969-3500. Providers update this record themselves, so call before visiting.

How can I verify Katerina C. Valavanis, MD's license?

NPPES lists Pennsylvania license number MD437563, 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 Katerina C. Valavanis, MD prescribe under Medicare Part D?

In 2024, Katerina C. Valavanis, MD had 1,804 Medicare Part D claims for 148 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.