DR. HAROLD A. CHAPMAN (MD) – Pulmonary Disease Physician, NPI 1831153741

DR. HAROLD A. CHAPMAN (MD) is a healthcare provider. based in San francisco, California. specializing in Pulmonary Disease Physician. They hold the professional credentials MD. They hold a License No. G85753 (CA). The NPI Number for DR. HAROLD A. CHAPMAN (MD) is 1831153741

Main info

Male
Name
DR. HAROLD A. CHAPMAN (MD)
NPI
1831153741
Phone
(415) 476-4029
Address
1635 DIVISADERO STREET, SUITE 625, BOX 1821
Enumeration Date
17 April 2006
Last Update Date
11 September 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. HAROLD A. CHAPMAN (MD)

  • 1635 DIVISADERO STREET, SUITE 625, BOX 1821

    SAN FRANCISCO, CA 941430001

    Phone: (415) 476-4029

    Fax: (415) 476-4150

    Type: Mailing

  • University of California Medical Center, 505, Parnassus Avenue, Cole Valley, San Francisco, California, 94143, United States

    SAN FRANCISCO, CA 941432204

    Phone: (415) 443-4283

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $7,110.

Total Amount is formed as General ($7,110) + Research ($0) + Ownership ($0) = $7,110.

Last reported payment date: 2023-02-21 • Largest payer in this snapshot: SANOFI-AVENTIS U.S. LLC ($7,110).

Total Amount

$7,110

General + Research + Ownership

Payments

1

Total payment records

General Amount

$7,110

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-02-21

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
SANOFI-AVENTIS U.S. LLC$7,110
View all Open Payments →|Open Payments Risk Radar →

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.

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.

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

Insurance plans in this area (ZIP 94143)

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Reviews

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Frequently asked questions

Is there an official ID for DR. HAROLD A. CHAPMAN (MD) in U.S. healthcare records?
The official identifier for DR. HAROLD A. CHAPMAN (MD) is NPI 1831153741.
Would DR. HAROLD A. CHAPMAN (MD) appear as active to a payer?
You can treat DR. HAROLD A. CHAPMAN (MD) as active for directory purposes; confirm clinical privileges separately.
What expertise is attributed to DR. HAROLD A. CHAPMAN (MD)?
DR. HAROLD A. CHAPMAN (MD)'s specialty line reads Pulmonary Disease Physician. Clinical services aligned with this taxonomy classification.
Is DR. HAROLD A. CHAPMAN (MD) located near San Francisco?
DR. HAROLD A. CHAPMAN (MD) currently maps to San Francisco, California in this extract.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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