DR. NIELS C S NIELSEN (MD) – Psychiatry Physician, NPI 1497969893
Psychiatry Physician
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Profile Insights
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Provider Addresses for DR. NIELS C S NIELSEN (MD)
PO BOX 25608
SALT LAKE CITY, UT 841250608
Phone: (206) 320-4476
Fax: (206) 568-7043
Type: Mailing
4020 E MADISON ST STE 240
SEATTLE, WA 981123150
Phone: (206) 456-2559
Fax: (888) 419-3592
Type: Mailing
Northeast Blakely Drive, Issaquah, King County, Washington, 98029, United States
ISSAQUAH, WA 980296201
Phone: (425) 394-0700
Fax: (425) 394-0701
Type: Location
NPPES updates history
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Medicare Enrollment & Revalidation
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Educational use only—not medical, billing, or legal advice.
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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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 85 | 23 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 70 | 23 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 29 | 11 | $0 |
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