NPPES file of Aug 9, 2026

Cassiopeia Roychowdhury, MD

Family Medicine Physician · West Reading, PA

Cassiopeia Roychowdhury, MD is a family medicine physician with a practice address in West Reading, Pennsylvania, and NPI 1851755458, issued on Apr 9, 2016. Check the license (Pennsylvania MD466816, 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
1851755458
Name
Cassiopeia Roychowdhury
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD466816 PA
Self-reported in NPPES; status is on the state search
Practice location
301 S 7TH Ave Ste 200, West Reading, PA 19611
Phone
(484) 628-8198
Enumerated
Apr 9, 2016
Record last updated
Apr 5, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190906000315); accepts Medicare assignment
Medical or professional school
Temple University School 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.
Download card Updates feed

Also registered at 301 S 7TH Ave Ste 200

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

  1. Katherine Goth, M.D.Family Medicine Physician1649619701
  2. Luis Murillo, MDFamily Medicine Physician1851711121

Verify Cassiopeia Roychowdhury 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 MD466816
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

4% more Medicare Part D claims than the average family medicine physician in 2024

3,691 Medicare Part D claims for 371 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 63 claims were for opioids.

  1. Cassiopeia Roychowdhury3,691
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium211 claims
  2. Lisinopril186 claims
  3. Amlodipine Besylate144 claims
  4. Metformin Hcl129 claims
  5. Furosemide116 claims
  6. Metoprolol Succinate115 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): 86.1 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 score81.9
  2. Costout of 100 · 30%62.8
  3. Promoting interoperabilityout of 100 · 25%99.0
  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).

One hospital affiliation

  1. Reading HospitalWest Reading, PA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Cassiopeia Roychowdhury among 7,483 family medicine physician records in Pennsylvania

Cassiopeia Roychowdhury, 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 2016, is newer than 73% of them.

  • NPI issued2016 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2016 · median 2005 among the 4,529 with a school on file
  • Record last updated2021 · 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).

32 family medicine physician records list a practice address in West Reading

They are 32 of the 1,123 NPPES records with a practice address in West Reading, and 7,483 family medicine physician records in Pennsylvania.

The 8 family medicine physician records with the nearest ZIP codes

  1. Donald Baxter, M.D.W Reading, PA 196111134124142
  2. Samantha CunninghamWest Reading, PA 196111548498835
  3. Russell Emrich, M.D.West Reading, PA 196111477513430
  4. Yanyan LiWest Reading, PA 196111821206335
  5. William Lovett, MDWest Reading, PA 196111841259660
  6. Teresa Lowery, MDWest Reading, PA 196111982651089
  7. Louis Mancano, M.D.West Reading, PA 196111972561322
  8. Doris Maurer, CRNPWest Reading, PA 196111245292978

Common questions

What is Cassiopeia Roychowdhury, MD's NPI number?

Cassiopeia Roychowdhury, MD's National Provider Identifier (NPI) is 1851755458, issued on Apr 9, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Cassiopeia Roychowdhury, MD located?

The NPPES record lists a practice address at 301 S 7TH Ave Ste 200, West Reading, PA, 19611. Phone: (484) 628-8198. Providers update this record themselves, so call before visiting.

How can I verify Cassiopeia Roychowdhury, MD's license?

NPPES lists Pennsylvania license number MD466816, 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 Cassiopeia Roychowdhury, MD prescribe under Medicare Part D?

In 2024, Cassiopeia Roychowdhury, MD had 3,691 Medicare Part D claims for 371 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Cassiopeia Roychowdhury, MD's MIPS final score?

The 2023 MIPS final score is 86.1 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.