NPPES file of Aug 9, 2026

Colin Ellis, M.D.

Epilepsy Physician · Philadelphia, PA

Colin Ellis, M.D. is an epilepsy physician with a practice address in Philadelphia, Pennsylvania, and NPI 1770842874, issued on May 9, 2012. Check the license (Pennsylvania MD458436, 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
1770842874
Name
Colin Ellis
Credential
M.D.
Primary taxonomy
Epilepsy Physician 2084E0001X
License number
MD458436 PA
Self-reported in NPPES; status is on the state search
Practice location
3400 Civic Center Boulevard, Philadelphia, PA 19104
Phone
(215) 662-3606
Enumerated
May 9, 2012
Record last updated
Nov 24, 2025
Fax
(215) 243-2312
Medicare enrollment
Enrolled (PECOS I20170629000544); accepts Medicare assignment
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 3400 Civic Center Boulevard

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

  1. Faten Aberra, MDGastroenterology Physician1225042989
  2. Ayman Alaraik, BDSStudent in an Organized Health Care Education/Training Program1659933091
  3. Anastassia Amaro, MDEndocrinology, Diabetes & Metabolism Physician1013134659
  4. Arravinth Anantharajah, CGCGenetic Counselor (M.S.)1841967528
  5. Hamdee Attallah, MDEndocrinology, Diabetes & Metabolism Physician1013954015
  6. Naomi Balzer, MDMedical Oncology Physician1477516888

Verify Colin Ellis 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 MD458436
    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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59% fewer Medicare Part D claims than the average epilepsy physician in 2024

383 Medicare Part D claims for 45 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D.

  1. Colin Ellis383
  2. Specialty average934

Most prescribed

  1. Clonazepam41 claims
  2. Clobazam32 claims
  3. Felbatol32 claims
  4. Epidiolex31 claims
  5. Lacosamide31 claims
  6. Levetiracetam31 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): 85.5 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 score73.6
  2. Costnot scored (reweighted)
  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. University OF Penn - Medical GroupPhiladelphia, PA

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

Colin Ellis among 30 epilepsy physician records in Pennsylvania

Colin Ellis, M.D. is one of 30 epilepsy physician records with a practice address in Pennsylvania. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 37% of them.

  • NPI issued2012 · 37% of these records are older, 50% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 90% of these records are
  • Graduated2012 · median 2013 among the 27 with a school on file
  • Record last updated2025 · 0% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084E0001X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Epilepsy Physician providers in Pennsylvania

There are 30 epilepsy physician records in Pennsylvania.

The 8 epilepsy physician records with the nearest ZIP codes

  1. Erin Conrad, MDPhiladelphia, PA 191041841685336
  2. Kathryn Davis, MDPhiladelphia, PA 191041073678181
  3. Whitney Fitts, MDPhiladelphia, PA 191041538727862
  4. Taneeta Ganguly, MDPhiladelphia, PA 191041043698673
  5. Michael Gelfand, MDPhiladelphia, PA 191041861706525
  6. Aditya JoshiPhiladepia, PA 191041225456205
  7. Catherine Kulick, MDPhiladelphia, PA 191041235626904
  8. Brian Litt, MDPhiladelphia, PA 191041932131273

Common questions

What is Colin Ellis, M.D.'s NPI number?

Colin Ellis, M.D.'s National Provider Identifier (NPI) is 1770842874, issued on May 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Colin Ellis, M.D. located?

The NPPES record lists a practice address at 3400 Civic Center Boulevard, Philadelphia, PA, 19104. Phone: (215) 662-3606. Providers update this record themselves, so call before visiting.

How can I verify Colin Ellis, M.D.'s license?

NPPES lists Pennsylvania license number MD458436, 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 Colin Ellis, M.D. prescribe under Medicare Part D?

In 2024, Colin Ellis, M.D. had 383 Medicare Part D claims for 45 beneficiaries; the average among epilepsy physician prescribers was 934. Part D covers Medicare prescriptions only.

What is Colin Ellis, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.5 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.