Thomas Nelson Harnden
Mental Health Counselor · Grass Valley, CA
Thomas Nelson Harnden is a mental health counselor with a practice address in Grass Valley, California, and NPI 1972787356, issued on Dec 21, 2007. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas Nelson Harnden
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- Practice location
- 500 Crown Point Cir, Grass Valley, CA 95945
- Phone
- (916) 364-8395
- Enumerated
- Dec 21, 2007
- Record last updated
- Dec 21, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 28,617 in California → Look up another NPI →
Also registered at 500 Crown Point Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amanda BeckBehavior Technician1376274068
- Adrienne BergLicensed Vocational Nurse1063960318
Verify Thomas Nelson Harnden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Thomas Nelson Harnden among 28,617 mental health counselor records in California
Thomas Nelson Harnden is one of 28,617 mental health counselor records with a practice address in California. 1% 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 4% of them.
- NPI issued2007 · 4% of these records are older, 81% newer
- In a Medicare fileNo · 1% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2007 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
151 mental health counselor records list a practice address in Grass Valley
They are 151 of the 1,540 NPPES records with a practice address in Grass Valley, and 28,617 mental health counselor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 28,617 in California → Every provider in Grass Valley → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Joan BuffingtonGrass Valley, CA 959451215105473
- Carol GrantGrass Valley, CA 959451811182728
- Stacy GreenGrass Valley, CA 959451447346911
- Scottie HartGrass Valley, CA 959451912175779
- Margaret KellerGrass Valley, CA 959451417070053
- Heather MacadamGrass Valley, CA 959451104097302
- Lin McNulty, JD, LCSWGrass Valley, CA 959451184747099
- Christine PeralesGrass Valley, CA 959451124205208
Common questions
What is Thomas Nelson Harnden's NPI number?
Thomas Nelson Harnden's National Provider Identifier (NPI) is 1972787356, issued on Dec 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Nelson Harnden located?
The NPPES record lists a practice address at 500 Crown Point Cir, Grass Valley, CA, 95945. Phone: (916) 364-8395. Providers update this record themselves, so call before visiting.
How can I verify Thomas Nelson Harnden's license?
Search the California 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.
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.