NPPES file of Aug 9, 2026

Christopher Michael Filak, PA

Physician Assistant · Bronx, NY

Christopher Michael Filak, PA is a physician assistant with a practice address in Bronx, New York, and NPI 1881161107, issued on Oct 24, 2018. Check the license (New York 023205-1, as entered in NPPES) with the New York board that licenses this profession; 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
1881161107
Name
Christopher Michael Filak
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License numbers
023205-1 NY
PA9458 MA
Self-reported in NPPES; status is on the state search
Practice location
2475 Saint Raymonds Ave, Bronx, NY 10461
Phone
(718) 430-7300
Enumerated
Oct 24, 2018
Record last updated
Dec 26, 2023
Medicare enrollment
Enrolled (PECOS I20240226001740); 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 2475 Saint Raymonds Ave

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

  1. Taher Akhand, MDAnatomic Pathology & Clinical Pathology Physician1508982976
  2. Doraikannu Balakumar, M.D.Anesthesiology Physician1033154380
  3. Chung Cho, MDAnesthesiology Physician1861460073
  4. Susan Diaz-Giraldo, AGACNP-BC, MS, RNAcute Care Nurse Practitioner1245900513
  5. Brian Fahnrich, MDEmergency Medicine Physician1700932175
  6. Heather Franco, NPRegistered Nurse1346005584

Verify Christopher Michael Filak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 023205-1
    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
Find the New York 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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83% fewer Medicare Part D claims than the average physician assistant in 2024

138 Medicare Part D claims for 112 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 26 claims were for opioids.

  1. Christopher Filak138
  2. Specialty average830

Most prescribed

  1. Oxycodone-Acetaminophen21 claims
  2. Cephalexin13 claims
  3. Amoxicillin-Clavulanate Potass12 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. Wake Forest Emergency ProvidersBurlington, NC

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

Christopher Michael Filak among 15,555 physician assistant records in New York

Christopher Michael Filak, PA is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 51% of them.

  • NPI issued2018 · 51% of these records are older, 44% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2018 · median 2018 among the 8,158 with a school on file
  • Record last updated2023 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,014 physician assistant records list a practice address in Bronx

They are 1,014 of the 32,017 NPPES records with a practice address in Bronx, and 15,555 physician assistant records in New York.

The 8 physician assistant records with the nearest ZIP codes

  1. Sanford Abramson, PABronx, NY 104611962506287
  2. Zehra Ahmed, PABronx, NY 104611871697193
  3. Michelle Alexis, PABronx, NY 104611861582769
  4. Teresa Berardi, PABronx, NY 104611346333580
  5. Derrick Birmingham, RPABronx, NY 104611952336380
  6. Theresa Capra, PABronx, NY 104611457456162
  7. Patricia Cremins, RPA-CBronx, NY 104611063506020
  8. Karen Fragano, PABronx, NY 104611861582736

Common questions

What is Christopher Michael Filak, PA's NPI number?

Christopher Michael Filak, PA's National Provider Identifier (NPI) is 1881161107, issued on Oct 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Michael Filak, PA located?

The NPPES record lists a practice address at 2475 Saint Raymonds Ave, Bronx, NY, 10461. Phone: (718) 430-7300. Providers update this record themselves, so call before visiting.

How can I verify Christopher Michael Filak, PA's license?

NPPES lists New York license number 023205-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Christopher Michael Filak, PA prescribe under Medicare Part D?

In 2024, Christopher Michael Filak, PA had 138 Medicare Part D claims for 112 beneficiaries; the average among physician assistant prescribers was 830. 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.