DR. MARK L CHALEM (MD) – Psychiatry Physician, NPI 1083830848
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
710 PSYCHIATRY in WA
Provider Addresses for DR. MARK L CHALEM (MD)
105 W 8TH AVE
SUITE 6055
SPOKANE, WA 99204
Phone: (509) 455-9090
Fax: (509) 747-2118
Type: Mailing
PO BOX 31120
SPOKANE, WA 992233018
Phone: (509) 319-9599
Fax: (509) 315-8807
Type: Mailing
3515 S LLOYD RD
SPOKANE, WA 992231163
Phone: (509) 319-9599
Fax: (509) 315-8807
Type: Location
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: 2012-03-26
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
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20120326000163 | I | Psychiatry | WA | TBD |
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.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 90836 | Psychotherapy with evaluation and management visit, 45 minutes | 416 | 64 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 365 | 83 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 178 | 69 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 171 | 83 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 149 | 33 | $0 |
Insurance plans in this area (ZIP 99204)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PSYCHIATRY | WA | 90833 | Psychotherapy, 30 minutes with patient and/or family member | 256 | 100 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CO | |
| - | CO | |
| - | CO | |
| P S Y C H I A T R Y | NV | |
| P S Y C H I A T R Y | CO | |
| Psychiatry, Neurology, Neurosurgery, Neurology | SC | |
| - | CO | |
| P S Y C H I A T R Y | ID |
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