DR. JAMES MILTON JOHNSTON (MD) – Internal Medicine Physician, NPI 1144204314

DR. JAMES MILTON JOHNSTON (MD) is a healthcare provider. based in Oklahoma city, Oklahoma. specializing in Internal Medicine Physician. They hold the professional credentials MD. They hold a License No. 9515 (OK). The NPI Number for DR. JAMES MILTON JOHNSTON (MD) is 1144204314

Main info

Male
Name
DR. JAMES MILTON JOHNSTON (MD)
NPI
1144204314
Phone
(405) 236-3736
Address
1110 N CLASSEN BLVD
Enumeration Date
1 December 2005
Last Update Date
10 January 2011
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. JAMES MILTON JOHNSTON (MD)

  • 1110, Classen Boulevard, Norman, Cleveland County, Oklahoma, 73071, United States

    SUITE 300

    OKLAHOMA CITY, OK 731066842

    Phone: (405) 236-3736

    Fax: (405) 236-2137

    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

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 73106)

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Reviews

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Frequently asked questions

What is the 10-digit NPI for DR. JAMES MILTON JOHNSTON (MD)?
DR. JAMES MILTON JOHNSTON (MD) — NPI 1144204314 — is the standard way to identify this listing.
Does CMS list DR. JAMES MILTON JOHNSTON (MD) as active?
Yes — DR. JAMES MILTON JOHNSTON (MD) is active in the NPI listing used on this page.
What is DR. JAMES MILTON JOHNSTON (MD) best known for clinically?
Directory data describes DR. JAMES MILTON JOHNSTON (MD) with Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What area does DR. JAMES MILTON JOHNSTON (MD) serve?
DR. JAMES MILTON JOHNSTON (MD)'s listing highlights Oklahoma City, Oklahoma; more addresses can appear in NPPES.
Why does DR. JAMES MILTON JOHNSTON (MD) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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