NPPES file of Aug 9, 2026

Gregory Portland, MD

Sports Medicine (Orthopaedic Surgery) Physician · Glenview, IL

Gregory Portland, MD is a sports medicine (orthopaedic surgery) physician with a practice address in Glenview, Illinois, and NPI 1265487508, issued on May 24, 2006. Check the license (Illinois 036-103091, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265487508
Name
Gregory Portland
Credential
MD
Primary taxonomy
Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
License number
036-103091 IL
Self-reported in NPPES; status is on the state search
Practice location
2401 Ravine Way, Glenview, IL 60025
Phone
(847) 998-5680
Enumerated
May 24, 2006
Record last updated
Jan 30, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
036-103091 IL
Medicare enrollment
Enrolled (PECOS I20061120000055); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 1995
Telehealth
Offers telehealth (CMS)
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 2401 Ravine Way

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

  1. Rauqelle Ahlfeld, ATCAthletic Trainer1508253170
  2. Anita Ambre, RNRegistered Nurse1144277807
  3. David Beigler, MDOrthopaedic Surgery Physician1821049487
  4. Alfonso Bello, MDRheumatology Physician1942252697
  5. Leon Benson, MDOrthopaedic Hand Surgery Physician1669428306
  6. Bethany Brinkworth, MA, ATCAthletic Trainer1437289857

Verify Gregory Portland 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 036-103091
    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

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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5% fewer Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024

273 Medicare Part D claims for 163 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Gregory Portland273
  2. Specialty average288

Most prescribed

  1. Methylprednisolone94 claims
  2. Meloxicam60 claims
  3. Tramadol Hcl23 claims
  4. Diclofenac Sodium22 claims
  5. Celecoxib20 claims
  6. Hydrocodone-Acetaminophen18 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): 72.7 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 score71.8
  2. Costout of 100 · 30%53.0
  3. Promoting interoperabilityout of 100 · 25%81.0
  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 2 group practices

  1. Illinois Bone And Joint Institute, LLCBannockburn, IL
  2. Select Rehabilitation, LLCGlenview, IL

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

Gregory Portland among 102 sports medicine (orthopaedic surgery) physician records in Illinois

Gregory Portland, MD is one of 102 sports medicine (orthopaedic surgery) physician records with a practice address in Illinois. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 55% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated1995 · median 2003 among the 86 with a school on file
  • Record last updated2013 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0005X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Orthopaedic Surgery) Physician providers in Illinois

There are 102 sports medicine (orthopaedic surgery) physician records in Illinois.

The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes

  1. Eric Chehab, MDGlenview, IL 600251891711982
  2. Richard Nicolay, MDGlenview, IL 600251609239409
  3. Tomas Nemickas, MDGurnee, IL 600311124073838
  4. Benjamin Domb, M.D.Des Plaines, IL 600181154454635
  5. William Cox, M.D.Crystal Lake, IL 600121407928062
  6. Robert Nixon, MDCrystal Lake, IL 600121821160516
  7. Savan Patel, MDCrystal Lake, IL 600121033422209
  8. Craig Cummins, M.D.Barrington, IL 600101588650006

Common questions

What is Gregory Portland, MD's NPI number?

Gregory Portland, MD's National Provider Identifier (NPI) is 1265487508, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Portland, MD located?

The NPPES record lists a practice address at 2401 Ravine Way, Glenview, IL, 60025. Phone: (847) 998-5680. Providers update this record themselves, so call before visiting.

How can I verify Gregory Portland, MD's license?

NPPES lists Illinois license number 036-103091, 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 Gregory Portland, MD prescribe under Medicare Part D?

In 2024, Gregory Portland, MD had 273 Medicare Part D claims for 163 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. Part D covers Medicare prescriptions only.

What is Gregory Portland, MD's MIPS final score?

The 2023 MIPS final score is 72.7 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.