DR. VIKEN RAFFI MATOSSIAN (M.D.) – Child & Adolescent Psychiatry Physician, NPI 1598896367
Child & Adolescent Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,216 PSYCHIATRY in MI
Provider Addresses for DR. VIKEN RAFFI MATOSSIAN (M.D.)
2901 E GRAND RIVER AVE
HOWELL, MI 488438548
Phone: (517) 548-1537
Fax: (517) 548-9399
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 109 Open Payments records for all available years, with a total value of $1,695.
Total Amount is formed as General ($1,695) + Research ($0) + Ownership ($0) = $1,695.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Supernus Pharmaceuticals, Inc. ($365).
Total Amount
$1,695
General + Research + Ownership
Payments
109
Total payment records
General Amount
$1,695
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Supernus Pharmaceuticals, Inc. | $365 |
| Corium, LLC | $202 |
| ABBVIE INC. | $141 |
| Teva Pharmaceuticals USA, Inc. | $131 |
| Otsuka America Pharmaceutical, Inc. | $102 |
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: 2011-04-20
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
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20110420000664 | I | Psychiatry | MI | 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 |
|---|---|---|---|---|
| 90837 | Psychotherapy, 1 hour | 744 | 65 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 371 | 125 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 40 | 39 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 26 | 17 | $0 |
| 90792 | Psychiatric diagnostic evaluation with medical services | 23 | 23 | $0 |
Insurance plans in this area (ZIP 48843)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PSYCHIATRY | MI | 90792 | Psychiatric diagnostic evaluation with medical services | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Social Worker | MI |
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