NPPES file of Aug 9, 2026

Marika Lazo Greiff, MD

Spinal Cord Injury Medicine Physician · Chicago, IL

Marika Lazo Greiff, MD is a spinal cord injury medicine physician with a practice address in Chicago, Illinois, and NPI 1699829044, issued on Jan 23, 2007. Check the license (Illinois 036-094902, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1699829044
Name
Marika Lazo Greiff
Credential
MD
Primary taxonomy
Spinal Cord Injury Medicine Physician 2081P0004X
License number
036-094902 IL
Self-reported in NPPES; status is on the state search
Practice location
1740 W Taylor St, Chicago, IL 60612
Phone
(866) 600-2273
Enumerated
Jan 23, 2007
Record last updated
Apr 22, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20031217000437); 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 1740 W Taylor St

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

  1. Francisco AbancoCertified Registered Nurse Anesthetist1255844288
  2. Leena Abbas, MDStudent in an Organized Health Care Education/Training Program1679376594
  3. Herand AbcarianColon & Rectal Surgery Physician1881792372
  4. Ivy AbrahamHematology & Oncology Physician1497172845
  5. Rohit Abraham, MD, MPH, MATPsychiatry Physician1013478932
  6. Ereni Abuaita, DOInternal Medicine Physician1013710961

Verify Marika Lazo Greiff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036-094902
    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 Illinois license search

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64% fewer Medicare Part D claims than the average spinal cord injury medicine physician in 2024

175 Medicare Part D claims for 31 beneficiaries, against an average of 487 among the 99 providers of this specialty who prescribed in Part D.

  1. Marika Greiff175
  2. Specialty average487

Most prescribed

  1. Atorvastatin Calcium22 claims
  2. Gabapentin17 claims
  3. Amlodipine Besylate15 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. Schwab Faculty Associates IncChicago, IL

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

Marika Lazo Greiff among 16 spinal cord injury medicine physician records in Illinois

Marika Lazo Greiff, MD is one of 16 spinal cord injury medicine physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Record last updated2015 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2081P0004X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Spinal Cord Injury Medicine Physician providers in Illinois

There are 16 spinal cord injury medicine physician records in Illinois.

The 8 spinal cord injury medicine physician records with the nearest ZIP codes

  1. Alan Anschel, MDChicago, IL 606111841459138
  2. Edel Auh, MDChicago, IL 606111265182406
  3. Natasha BhatiaChicago, IL 606111639601040
  4. David Chen, MDChicago, IL 606111497769095
  5. Stephanie Hendrick, M.D.Chicago, IL 606111558748269
  6. Allison Kessler Vear, M.D.Chicago, IL 606111255694170
  7. Ki Kim, MDChicago, IL 606111649286618
  8. Christina Marciniak, MDChicago, IL 606111912914292

Common questions

What is Marika Lazo Greiff, MD's NPI number?

Marika Lazo Greiff, MD's National Provider Identifier (NPI) is 1699829044, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marika Lazo Greiff, MD located?

The NPPES record lists a practice address at 1740 W Taylor St, Chicago, IL, 60612. Phone: (866) 600-2273. Providers update this record themselves, so call before visiting.

How can I verify Marika Lazo Greiff, MD's license?

NPPES lists Illinois license number 036-094902, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marika Lazo Greiff, MD prescribe under Medicare Part D?

In 2024, Marika Lazo Greiff, MD had 175 Medicare Part D claims for 31 beneficiaries; the average among spinal cord injury medicine physician prescribers was 487. 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.