DR. JOHN ARTHUR MCCOMB (D.M.D.) – General Practice Dentistry, NPI 1437154465

DR. JOHN ARTHUR MCCOMB (D.M.D.) is a healthcare provider. based in Portland, Oregon. specializing in General Practice Dentistry. They hold the professional credentials D.M.D.. They hold a License No. 5298 (OR). The NPI Number for DR. JOHN ARTHUR MCCOMB (D.M.D.) is 1437154465

Main info

Male
Name
DR. JOHN ARTHUR MCCOMB (D.M.D.)
NPI
1437154465
Phone
(503) 223-5223
Address
833 SW 11TH AVE
Enumeration Date
16 June 2005
Deactivation Date
18 March 2006
Reactivation Date
29 March 2006
Last Update Date
8 July 2007
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. JOHN ARTHUR MCCOMB (D.M.D.)

  • Robert Ratzow, DC, BA, 833, Southwest 11th Avenue, Portland Downtown, Portland, Metro, Multnomah County, Oregon, 97205, United States

    STE 500

    PORTLAND, OR 972052119

    Phone: (503) 223-5223

    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)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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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 ·

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

Insurance plans in this area (ZIP 97205)

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Reviews

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Frequently asked questions

Can I verify DR. JOHN ARTHUR MCCOMB (D.M.D.) with an NPI only?
You can start verification with NPI 1437154465 for DR. JOHN ARTHUR MCCOMB (D.M.D.), then check state licensing separately.
Does the file indicate DR. JOHN ARTHUR MCCOMB (D.M.D.) is practicing under active NPI?
Directory data currently reports DR. JOHN ARTHUR MCCOMB (D.M.D.) as active.
What is DR. JOHN ARTHUR MCCOMB (D.M.D.)'s primary classification?
General Practice Dentistry is the headline specialty for DR. JOHN ARTHUR MCCOMB (D.M.D.) here. Clinical services aligned with this taxonomy classification.
Where is DR. JOHN ARTHUR MCCOMB (D.M.D.) based?
DR. JOHN ARTHUR MCCOMB (D.M.D.) is tied to Portland, Oregon in the data we show; additional addresses may exist on the full record.
How many locations tie to this NPI?
2 practice locations appear in the available data.

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