NPPES file of Aug 9, 2026

Mark S. Biliack, MD

Anesthesiology Physician · Phoenix, AZ

Mark S. Biliack, MD is an anesthesiology physician with a practice address in Phoenix, Arizona, and NPI 1891791851, issued on Jun 23, 2005. Check the license (Arizona 19551, as entered in NPPES) on the Arizona Medical Board; 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
1891791851
Name
Mark S. Biliack
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
19551 AZ
Self-reported in NPPES; status is on the state search
Practice location
19636 N 27TH Ave, Phoenix, AZ 85027
Phone
(623) 516-8252
Enumerated
Jun 23, 2005
Record last updated
Jan 6, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(623) 516-8253
Medicaid ID
505597 AZ
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest anesthesiology physician records → All 1,473 in Arizona → Look up another NPI →

Also registered at 19636 N 27TH Ave

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

  1. Gregory Bode, DOFamily Medicine Physician1831138239
  2. Lorena Calderon, FNP-CFamily Nurse Practitioner1366132714
  3. Cynthia Cornell, MSN, FNPFamily Nurse Practitioner1265511448
  4. Alannah Cullum, DPTPhysical Therapist1598332959
  5. George Gendy, MDOrthopaedic Foot and Ankle Surgery Physician1821275231
  6. Geoffrey Godfrey, FNP-CPsychiatric/Mental Health Nurse Practitioner1689610925

Verify Mark S. Biliack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 19551    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 Arizona 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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Industry payments in 2024: $277.79

9 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Biliack$277.79
  2. Specialty average$669.59

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mark S. Biliack among 1,473 anesthesiology physician records in Arizona

Mark S. Biliack, MD is one of 1,473 anesthesiology physician records with a practice address in Arizona. 73% 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, 84% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 67% of these records are
  • Record last updated2015 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

602 anesthesiology physician records list a practice address in Phoenix

They are 602 of the 31,399 NPPES records with a practice address in Phoenix, and 1,473 anesthesiology physician records in Arizona.

All 1,473 in Arizona → Every provider in Phoenix → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Carlos Anaya, MDPhoenix, AZ 850271750460457
  2. Joseph Barrows, M.D.Phoenix, AZ 850271154354918
  3. Michelle Brown, MDPhoenix, AZ 850271093210486
  4. Paul Hejja, M.D.Phoenix, AZ 850271962452292
  5. Nick Hoss, MDPhoenix, AZ 850271700876604
  6. Wana MathieuPhoenix, AZ 850271114547601
  7. Shawn Summers, M.D.Phoenix, AZ 850271245460971
  8. Bhavin Vyas, MDPhoenix, AZ 850271629233705

Common questions

What is Mark S. Biliack, MD's NPI number?

Mark S. Biliack, MD's National Provider Identifier (NPI) is 1891791851, issued on Jun 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark S. Biliack, MD located?

The NPPES record lists a practice address at 19636 N 27TH Ave, Phoenix, AZ, 85027. Phone: (623) 516-8252. Providers update this record themselves, so call before visiting.

How can I verify Mark S. Biliack, MD's license?

NPPES lists Arizona license number 19551, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.