NPPES file of Aug 9, 2026

David Paul Cook, M.S, M.DIV.

Marriage & Family Therapist · Crystal Lake, IL

David Paul Cook, M.S, M.DIV. is a marriage & family therapist with a practice address in Crystal Lake, Illinois, and NPI 1831249820, issued on Jan 11, 2007. Check the license (Illinois 166-000196, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831249820
Name
David Paul Cook
Credential
M.S, M.DIV.
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
166-000196 IL
Self-reported in NPPES; status is on the state search
Practice location
600 Dakota St, Crystal Lake, IL 60012
Phone
(815) 356-9683
Enumerated
Jan 11, 2007
Record last updated
Aug 26, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(815) 356-8975
Medicare enrollment
Enrolled (PECOS I20250924000785); may accept 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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8 nearest marriage & family therapist records → All 1,328 in Illinois → Look up another NPI →

Also registered at 600 Dakota St

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

  1. Heather AndersonSocial Worker1649802174
  2. Melanie Johnson, LMFTMarriage & Family Therapist1679833487
  3. Jennifer MoranoCounselor1033750849
  4. Casey Ryan, MSW, LSWSocial Worker1386466027
  5. Austin Tweet, DDSGeneral Practice Dentistry1558091819

Verify David Paul Cook 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 166-000196    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

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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David Paul Cook among 1,328 marriage & family therapist records in Illinois

David Paul Cook, M.S, M.DIV. is one of 1,328 marriage & family therapist records with a practice address in Illinois. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 8% of them.

  • NPI issued2007 · 8% of these records are older, 83% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated1987 · median 2014 among the 104 with a school on file
  • Record last updated2016 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106H00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Marriage & Family Therapist providers in Illinois

There are 1,328 marriage & family therapist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,328 in Illinois → Every provider in Crystal Lake → Marriage & Family Therapist nationwide →

The 8 marriage & family therapist records with the nearest ZIP codes

  1. Melanie Johnson, LMFTCrystal Lake, IL 600121679833487
  2. McCall Barsamian, LMFTBarrington, IL 600101457020935
  3. Joseph Bozic, LMFTCrystal Lake, IL 600141063769354
  4. Destinee DankemeyerCrystal Lake, IL 600141730917691
  5. Ryan Davis, LMFT, ATRCrystal Lake, IL 600141043515521
  6. Patricia Fishman, RN, LMFTCrystal Lake, IL 600141811388838
  7. Stephanie GreenCrystal Lake, IL 600141922947985
  8. Nicole Heller, LMFTBarrington, IL 600101659758076

Common questions

What is David Paul Cook, M.S, M.DIV.'s NPI number?

David Paul Cook, M.S, M.DIV.'s National Provider Identifier (NPI) is 1831249820, issued on Jan 11, 2007. An NPI identifies a provider in billing; it is not a license.

Where is David Paul Cook, M.S, M.DIV. located?

The NPPES record lists a practice address at 600 Dakota St, Crystal Lake, IL, 60012. Phone: (815) 356-9683. Providers update this record themselves, so call before visiting.

How can I verify David Paul Cook, M.S, M.DIV.'s license?

NPPES lists Illinois license number 166-000196, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.