NPPES file of Aug 9, 2026

Douglas Robert Gregg, APRN, FNP-C

Family Nurse Practitioner · Evanston, IL

Douglas Robert Gregg, APRN, FNP-C is a family nurse practitioner with a practice address in Evanston, Illinois, and NPI 1376908301, issued on Dec 17, 2015. Check the license (Illinois 209.013635, as entered in NPPES) with the Illinois 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
1376908301
Name
Douglas Robert Gregg
Credential
APRN, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
209.013635 IL
041.364931 IL
Self-reported in NPPES; status is on the state search
Practice location
1315 Lincoln St, Evanston, IL 60201
Phone
(773) 370-0299
Enumerated
Dec 17, 2015
Record last updated
Sep 20, 2024
Medicare enrollment
Enrolled (PECOS I20160304001569); 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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Verify Douglas Robert Gregg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209.013635
    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 Illinois license search

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94% fewer Medicare Part D claims than the average family nurse practitioner in 2024

72 Medicare Part D claims for 17 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Douglas Gregg72
  2. Specialty average1,305

Most prescribed

  1. Metoprolol Succinate11 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): 57 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 score15.6
  2. Costout of 100 · 30%63.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities20 of 40 points · 15%50.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Orion Home Health IncMorton Grove, IL

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

Douglas Robert Gregg among 7,639 family nurse practitioner records in Illinois

Douglas Robert Gregg, APRN, FNP-C is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 24% of them.

  • NPI issued2015 · 24% of these records are older, 70% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2015 · median 2018 among the 4,778 with a school on file
  • Record last updated2024 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Nurse Practitioner providers in Illinois

There are 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Jehan-Marie Adamji, DNPEvanston, IL 602011396091401
  2. Beth Diviacchi, FNP-CEvanston, IL 602011902033699
  3. Manijeh GhafouriEvanston, IL 602011023265543
  4. Laura Hilb, ARNPEvanston, IL 602011962873075
  5. Nancy Holdsworth, CNPEvanston, IL 602011326259789
  6. Tracy Jackson, APRN, FNP-BCEvanston, IL 602011871894899
  7. Teresa KatzEvanston, IL 602011255873089
  8. Ann Khimani, N.P.Evanston, IL 602011821443623

Common questions

What is Douglas Robert Gregg, APRN, FNP-C's NPI number?

Douglas Robert Gregg, APRN, FNP-C's National Provider Identifier (NPI) is 1376908301, issued on Dec 17, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Robert Gregg, APRN, FNP-C located?

The NPPES record lists a practice address at 1315 Lincoln St, Evanston, IL, 60201. Phone: (773) 370-0299. Providers update this record themselves, so call before visiting.

How can I verify Douglas Robert Gregg, APRN, FNP-C's license?

NPPES lists Illinois license number 209.013635, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Douglas Robert Gregg, APRN, FNP-C prescribe under Medicare Part D?

In 2024, Douglas Robert Gregg, APRN, FNP-C had 72 Medicare Part D claims for 17 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Douglas Robert Gregg, APRN, FNP-C's MIPS final score?

The 2023 MIPS final score is 57 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.