DR. HENRY GRASS (MD) – Psychiatry Physician, NPI 1255339404

DR. HENRY GRASS (MD) is a healthcare provider. based in Portland, Oregon. specializing in Psychiatry Physician. They hold the professional credentials MD. They hold a License No. MD08859 (OR). The NPI Number for DR. HENRY GRASS (MD) is 1255339404

Main info

Male
Sole Proprietor
Name
DR. HENRY GRASS (MD)
NPI
1255339404
Phone
(503) 284-8841
Address
3439 NE SANDY BLVD
Enumeration Date
12 July 2005
Last Update Date
4 November 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. HENRY GRASS (MD)

  • Northeast Sandy Boulevard, Sumner, Portland, Metro, Multnomah County, Oregon, 97220, United States

    PMB 375

    PORTLAND, OR 972321959

    Phone: (503) 284-8841

    Fax: (503) 282-3302

    Type: Mailing

  • Southwest Barnes Road, Sylvan-Highlands, Portland, Metro, Multnomah County, Oregon, 97210, United States

    STE 418

    PORTLAND, OR 972256625

    Phone: (503) 297-2368

    Fax: (503) 292-4570

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

No Medicare enrollment or revalidation data available for this provider in our database.

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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 97232)

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Reviews

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Frequently asked questions

How is DR. HENRY GRASS (MD) identified in CMS data?
CMS-hosted NPPES data lists DR. HENRY GRASS (MD) with NPI 1255339404.
Does CMS list DR. HENRY GRASS (MD) as active?
Yes — DR. HENRY GRASS (MD) is active in the NPI listing used on this page.
What is DR. HENRY GRASS (MD) best known for clinically?
Directory data describes DR. HENRY GRASS (MD) with Psychiatry Physician. Clinical services aligned with this taxonomy classification.
Does DR. HENRY GRASS (MD) list a practice location?
Patients near Portland, Oregon may find DR. HENRY GRASS (MD) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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