NPPES file of Aug 9, 2026

Ashley M. Watson, MD

Family Medicine Physician · Grayslake, IL

Ashley M. Watson, MD is a family medicine physician with a practice address in Grayslake, Illinois, and NPI 1619627049, issued on Mar 28, 2022. Check the license (Illinois 036174073, 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
1619627049
Name
Ashley M. Watson
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036174073 IL
Self-reported in NPPES; status is on the state search
Practice location
1475 E Belvidere RD Unit 385, Grayslake, IL 60030
Phone
(847) 535-7157
Enumerated
Mar 28, 2022
Record last updated
Aug 15, 2025
Medicare enrollment
Enrolled (PECOS I20250826001045); 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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Also registered at 1475 E Belvidere RD Unit 385

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

  1. Juan Aguirre Villalobos, MDStudent in an Organized Health Care Education/Training Program1912766577
  2. Zaynah AhmedStudent in an Organized Health Care Education/Training Program1194527044
  3. Rachel Bernardo, DOFamily Medicine Physician1104528306
  4. Jennifer Castillo SuchkouFamily Medicine Physician1558117499
  5. Oscar Castro, MDFamily Medicine Physician1043070113
  6. Richard Clark, M.D.Family Medicine Physician1023042470

Verify Ashley M. Watson 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 036174073
    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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86% fewer Medicare Part D claims than the average family medicine physician in 2024

493 Medicare Part D claims for 80 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Ashley Watson493
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium40 claims
  2. Metformin Hcl33 claims
  3. Levothyroxine Sodium27 claims
  4. Jardiance23 claims
  5. Lisinopril22 claims
  6. Omeprazole17 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. Northwestern Medical Faculty FoundationGrayslake, IL

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

Ashley M. Watson among 6,215 family medicine physician records in Illinois

Ashley M. Watson, MD is one of 6,215 family medicine physician 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 2022, is newer than 87% of them.

  • NPI issued2022 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2022 · median 2006 among the 3,714 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

37 family medicine physician records list a practice address in Grayslake

They are 37 of the 572 NPPES records with a practice address in Grayslake, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Richard Clark, M.D.Grayslake, IL 600301023042470
  2. Deborah Clements, M.D.Grayslake, IL 600301255427779
  3. Kent Kamradt, M.D.Grayslake, IL 600301598768939
  4. Adiba KhanGrayslake, IL 600301053842039
  5. Bryan KillianGrayslake, IL 600301336670181
  6. James Kim, MDGrayslake, IL 600301891890695
  7. Sarah Kim, MDGrayslake, IL 600301962562835
  8. Michael Kraft, MDGrayslake, IL 600301144725987

Common questions

What is Ashley M. Watson, MD's NPI number?

Ashley M. Watson, MD's National Provider Identifier (NPI) is 1619627049, issued on Mar 28, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Ashley M. Watson, MD located?

The NPPES record lists a practice address at 1475 E Belvidere RD Unit 385, Grayslake, IL, 60030. Phone: (847) 535-7157. Providers update this record themselves, so call before visiting.

How can I verify Ashley M. Watson, MD's license?

NPPES lists Illinois license number 036174073, 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 Ashley M. Watson, MD prescribe under Medicare Part D?

In 2024, Ashley M. Watson, MD had 493 Medicare Part D claims for 80 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.