DR. GREG J HAARMAN (DMD) – Dentist, NPI 1700959020

DR. GREG J HAARMAN (DMD) is a healthcare provider. based in Decatur, Illinois. specializing in Dentist. They hold the professional credentials DMD. They hold a License No. 019026276 (IL). The NPI Number for DR. GREG J HAARMAN (DMD) is 1700959020

Main info

Male
Name
DR. GREG J HAARMAN (DMD)
NPI
1700959020
Phone
(217) 423-2400
Address
301 W NORTH ST
Enumeration Date
16 November 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. GREG J HAARMAN (DMD)

  • 301, West North Street, Millikin Home, Longview Place, Decatur, Macon County, Illinois, 62522, United States

    DECATUR, IL 625222223

    Phone: (217) 423-2400

    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.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2015-05-20

PECOS data refreshed: 2026-05-27

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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 62522)

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Reviews

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Frequently asked questions

Can I use this page to confirm DR. GREG J HAARMAN (DMD)'s NPI?
Yes. DR. GREG J HAARMAN (DMD) is listed with NPI 1700959020 in the public NPI dataset.
Does the file indicate DR. GREG J HAARMAN (DMD) is practicing under active NPI?
Directory data currently reports DR. GREG J HAARMAN (DMD) as active.
What healthcare role does DR. GREG J HAARMAN (DMD) hold?
Scheduling teams often label DR. GREG J HAARMAN (DMD) under Dentist. Clinical services aligned with this taxonomy classification.
Where should I expect DR. GREG J HAARMAN (DMD) on a map?
Expect Decatur, Illinois as a primary anchor for DR. GREG J HAARMAN (DMD) unless the record lists multiple sites.
Why does DR. GREG J HAARMAN (DMD) 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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