NPPES file of Aug 9, 2026

Alison Razon Leeflang

Certified Registered Nurse Anesthetist · Dallas, TX

Alison Razon Leeflang is a certified registered nurse anesthetist with a practice address in Dallas, Texas, and NPI 1154894061, issued on Jan 3, 2019. Check the license (Texas AP140468, as entered in NPPES) with the Texas 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154894061
Name
Alison Razon Leeflang
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
AP140468 TX
Self-reported in NPPES; status is on the state search
Practice location
5323 Harry Hines Blvd, Dallas, TX 75390
Phone
(214) 648-6400
Enumerated
Jan 3, 2019
Record last updated
Mar 27, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(214) 648-5461
Medicare enrollment
Enrolled (PECOS I20190320001346); 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 5323 Harry Hines Blvd

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

  1. Ali Abbas, MDStudent in an Organized Health Care Education/Training Program1447822507
  2. Laila Abbas, MDStudent in an Organized Health Care Education/Training Program1861132524
  3. Eileen Abbasi, CRNACertified Registered Nurse Anesthetist1588918981
  4. Mina Abbassi-Ghanavati, MDObstetrics & Gynecology Physician1154509610
  5. Abier Abdelnaby, M.D.Colon & Rectal Surgery Physician1831312503
  6. Ahmed AbdiStudent in an Organized Health Care Education/Training Program1952095184

Verify Alison Razon Leeflang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license AP140468
    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 Texas 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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The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 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 score56.1
  2. Costout of 100 · 30%59.2
  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).

Industry payments in 2024: $121.84

1 payment: food and beverage; the largest payer was Pacira Pharmaceuticals Incorporated. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alison Leeflang$121.84
  2. Specialty average$135.08

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

  1. Dallas County Hospital DistrictDallas, TX

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

Alison Razon Leeflang among 6,097 certified registered nurse anesthetist records in Texas

Alison Razon Leeflang is one of 6,097 certified registered nurse anesthetist records with a practice address in Texas. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 74% of them.

  • NPI issued2019 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated2018 · median 2014 among the 4,734 with a school on file
  • Record last updated2019 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,405 certified registered nurse anesthetist records list a practice address in Dallas

They are 1,405 of the 36,304 NPPES records with a practice address in Dallas, and 6,097 certified registered nurse anesthetist records in Texas.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Craig Andersen, CRNADallas, TX 753901508854084
  2. Nikole Andries, CRNADallas, TX 753901619963071
  3. Heidi Burton, C.R.N.A.Dallas, TX 753901083607246
  4. Bor-Jiun Chen, CRNADallas, TX 753901841269479
  5. Anthony Ferrese, CRNA, MSNDallas, TX 753901619941218
  6. Helen Harris, CRNADallas, TX 753901588626345
  7. Kathleen Hoop-Mattai, CRNADallas, TX 753901649232711
  8. Margaret McGarry, CRNADallas, TX 753901548268394

Common questions

What is Alison Razon Leeflang's NPI number?

Alison Razon Leeflang's National Provider Identifier (NPI) is 1154894061, issued on Jan 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Alison Razon Leeflang located?

The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 648-6400. Providers update this record themselves, so call before visiting.

How can I verify Alison Razon Leeflang's license?

NPPES lists Texas license number AP140468, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

What is Alison Razon Leeflang's MIPS final score?

The 2023 MIPS final score is 74.6 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.