DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) – Addiction (Substance Use Disorder) Counselor, NPI 1790894483

DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) is a healthcare provider. based in Olympia, Washington. specializing in MENTAL HEALTH COUNSELOR. They hold the professional credentials PH.D, LMHC, CDP. They hold a License No. CP00002215 (WA). The NPI Number for DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) is 1790894483

Main info

Male
Sole Proprietor
28 Years Of Experience
Accepts Medicare Assignment
Name
DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)
NPI
1790894483
Phone
(360) 867-1877
Address
222 KENYON ST NW STE 14
Enumeration Date
29 August 2006
Last Update Date
11 September 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3608671877
Graduation Year
1998 (28 years ago)
PAC ID
1658718184
Professional Enrollment ID
I20240320001353
Address ID
WA985024573OL222XXNWXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience61
Completeness85
Years active:19State licenses:2Digital endpointsOther names

1,452 MENTAL HEALTH COUNSELOR in WA

Provider Addresses for DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)

  • 222 KENYON ST NW STE 14

    OLYMPIA, WA 985024553

    Phone: (360) 867-1877

    Type: Location

  • PO BOX 11968

    OLYMPIA, WA 985081968

    Phone: (360) 867-1877

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2024-03-20

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20240320001353IMental Health CounselorWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 98502)

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Reviews

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Frequently asked questions

What unique ID ties claims to DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)?
NPI 1790894483 is assigned to DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) under the national enumeration system.
Is DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)'s NPI currently valid?
The extract we use shows DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) as active.
Can you summarize DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)'s specialty in plain language?
Clinically, the directory lists DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP) with Addiction (Substance Use Disorder) Counselor. Clinical services aligned with this taxonomy classification.
Where is DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP)'s primary listing?
We display Olympia, Washington because that is what the record indicates for DR. STEVEN MARK FENWICK (PH.D, LMHC, CDP).
What if Olympia, Washington seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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