Mark A. Casaia, MD
Family Medicine Physician · Easton, PA
Mark A. Casaia, MD is a family medicine physician with a practice address in Easton, Pennsylvania, and NPI 1093707150, issued on Aug 16, 2005. Check the license (Pennsylvania MD066000L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark A. Casaia
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD066000L PA
Self-reported in NPPES; status is on the state search - Practice location
- 2925 William Penn Hwy, Easton, PA 18045
- Phone
- (610) 258-1400
- Enumerated
- Aug 16, 2005
- Record last updated
- Sep 12, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (610) 258-3047
- Medicaid ID
- 0017421480002 PA
- Medicare enrollment
- Enrolled (PECOS I20070404000171); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 2925 William Penn Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jaimee Ramsden, CRNPWomen's Health Nurse Practitioner1821312612
- Douha Sabouni, M.DObstetrics & Gynecology Physician1861698250
Verify Mark A. Casaia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD066000LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average family medicine physician in 2024
7,878 Medicare Part D claims for 557 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 108 claims were for opioids.
Most prescribed
- Atorvastatin Calcium472 claims
- Amlodipine Besylate415 claims
- Levothyroxine Sodium299 claims
- Alprazolam228 claims
- Simvastatin219 claims
- Lisinopril198 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 MIPS final score for 2023 (Medicare payment program): 95.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $354.31
7 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- St Lukes Physician Group IncEaston, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark A. Casaia among 7,483 family medicine physician records in Pennsylvania
Mark A. Casaia, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% 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, 88% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1995 · median 2005 among the 4,529 with a school on file
- Record last updated2016 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 family medicine physician records list a practice address in Easton
They are 60 of the 1,535 NPPES records with a practice address in Easton, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Easton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Christine Block, MDEaston, PA 180451467476879
- Kurt Braun, DOEaston, PA 180451801987961
- Douglas Caldwell, M.D.Easton, PA 180451184718462
- Edward Davis, MDPalmer Township, PA 180451861456725
- Vanessa Eiswerth, D.O.Easton, PA 180451124291034
- Leonor Forero, MDEaston, PA 180451043202161
- Charles Grubb, DOEaston, PA 180451780644831
- Anna Keane, D.O.Easton, PA 180451801060801
Common questions
What is Mark A. Casaia, MD's NPI number?
Mark A. Casaia, MD's National Provider Identifier (NPI) is 1093707150, issued on Aug 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark A. Casaia, MD located?
The NPPES record lists a practice address at 2925 William Penn Hwy, Easton, PA, 18045. Phone: (610) 258-1400. Providers update this record themselves, so call before visiting.
How can I verify Mark A. Casaia, MD's license?
NPPES lists Pennsylvania license number MD066000L, 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 Mark A. Casaia, MD prescribe under Medicare Part D?
In 2024, Mark A. Casaia, MD had 7,878 Medicare Part D claims for 557 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mark A. Casaia, MD's MIPS final score?
The 2023 MIPS final score is 95.6 of 100. 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.