NPPES file of Aug 9, 2026

Mary Mary Gamlin, AGNP-C

Nurse Practitioner · Wheaton, IL

Mary Mary Gamlin, AGNP-C is a nurse practitioner with a practice address in Wheaton, Illinois, and NPI 1457805541, issued on Aug 7, 2016. Check the license (Illinois 209014543, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457805541
Name
Mary Mary Gamlin
Credential
AGNP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209014543 IL
Self-reported in NPPES; status is on the state search
Practice location
2185 Charlotte CT, Wheaton, IL 60189
Phone
(630) 696-6755
Enumerated
Aug 7, 2016
Record last updated
Aug 7, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170510002616); accepts Medicare assignment
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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Verify Mary Mary Gamlin 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 209014543
    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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75% fewer Medicare Part D claims than the average nurse practitioner in 2024

276 Medicare Part D claims for 29 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Mary Gamlin276
  2. Specialty average1,109

Most prescribed

  1. Quetiapine Fumarate35 claims
  2. Dextroamphetamine-Amphetamine22 claims
  3. Lamotrigine15 claims
  4. Alprazolam14 claims
  5. Sertraline Hcl14 claims
  6. Desvenlafaxine Succinate Er13 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.

Industry payments in 2024: $1,821.70

83 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Gamlin$1,821.70
  2. Specialty average$791.64

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. FJ Psychological ServicesMcHenry, IL

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

Mary Mary Gamlin among 4,892 nurse practitioner records in Illinois

Mary Mary Gamlin, AGNP-C is one of 4,892 nurse practitioner records with a practice address in Illinois. 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 2016, is newer than 36% of them.

  • NPI issued2016 · 36% of these records are older, 58% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2014 · median 2018 among the 3,389 with a school on file
  • Record last updated2016 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Illinois

There are 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Christine Bollier, APN-CNPWheaton, IL 601891710293576
  2. Diane Kouretas, NPWheaton, IL 601891821056417
  3. Laura RachwalskiWheaton, IL 601891215321435
  4. Brittany Raymer, APRN, CNPWheaton, IL 601891275345340
  5. Tanya Stann, NURSE PRACTITIONERWheaton, IL 601891003327834
  6. Maureen Chapman, APNWinfield, IL 601901326124355
  7. Susan Collazo, APRN, CNPWinfield, IL 601901043422819
  8. Robin Fortman, APRN, CNPWinfield, IL 601901740210558

Common questions

What is Mary Mary Gamlin, AGNP-C's NPI number?

Mary Mary Gamlin, AGNP-C's National Provider Identifier (NPI) is 1457805541, issued on Aug 7, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Mary Mary Gamlin, AGNP-C located?

The NPPES record lists a practice address at 2185 Charlotte CT, Wheaton, IL, 60189. Phone: (630) 696-6755. Providers update this record themselves, so call before visiting.

How can I verify Mary Mary Gamlin, AGNP-C's license?

NPPES lists Illinois license number 209014543, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Mary Gamlin, AGNP-C prescribe under Medicare Part D?

In 2024, Mary Mary Gamlin, AGNP-C had 276 Medicare Part D claims for 29 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.