DAVID A HARMON (MD) – Family Medicine Physician, NPI 1033175633

DAVID A HARMON (MD) is a healthcare provider. based in Alton, Illinois. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. 036069786 (IL). The NPI Number for DAVID A HARMON (MD) is 1033175633

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
DAVID A HARMON (MD)
NPI
1033175633
Phone
(314) 996-4545
Address
1 Memorial Dr
Enumeration Date
22 April 2006
Last Update Date
22 February 2021

Doctor Profile

Medical School Name
SOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
6184637240
Graduation Year
1983 (43 years ago)
PAC ID
2860383098
Group Practice PAC ID
6800784083
Professional Enrollment ID
I20090211000074
Address ID
IL620026722AL1XXXXDRXX300

Contacts

FHIR Endpoint
https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

5,037 FAMILY PRACTICE in IL

Provider Addresses for DAVID A HARMON (MD)

  • 1 Memorial Dr

    Alton, IL 620026722

    Phone: (314) 996-4545

    Type: Location

  • 106 SOUTH WATER STREET

    HARDIN, IL 620470106

    Phone: (618) 576-9407

    Fax: (618) 576-2260

    Type: Location

  • Alton Memorial Hospital, 1, Memorial Drive, Alton, Madison County, Illinois, 62002, United States

    ALTON, IL 620026722

    Phone: (314) 996-4545

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $61.

Total Amount is formed as General ($61) + Research ($0) + Ownership ($0) = $61.

Last reported payment date: 2024-08-27 • Largest payer in this snapshot: Cranial Technologies, Inc ($61).

Total Amount

$61

General + Research + Ownership

Payments

3

Total payment records

General Amount

$61

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-08-27

Latest reported date

Top Companies

Largest payers in this snapshot

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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2009-02-11

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20090211000074IFamily PracticeILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99221Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes8781$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes1919$0
View full utilization report →

Insurance plans in this area (ZIP 62002)

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Provider's Procedures

DAVID A HARMON (MD) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEIL20610Aspiration and/or injection of large joint or joint capsule2819

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6800784083View full group profile
NameSpecialtyState
Nurse PractitionerIL
Nurse PractitionerIL
Physician AssistantIL
-MO
O B S T E T R I C S/ G Y N E C O L O G YMO
G A S T R O E N T E R O L O G YGA
Physician AssistantIL
-MO
Gastroenterology, Gastroenterology, Internal MedicineOH
Nurse PractitionerIL

Reviews

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Frequently asked questions

How do payers reference DAVID A HARMON (MD)?
For DAVID A HARMON (MD), use NPI 1033175633 as the unique 10-digit identifier.
Is there an active status for DAVID A HARMON (MD)?
For scheduling context, DAVID A HARMON (MD) is shown as active in the registry.
How would a patient describe DAVID A HARMON (MD)'s focus?
For DAVID A HARMON (MD), the primary taxonomy reads as Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DAVID A HARMON (MD)?
Travel planning: use Alton, Illinois as the reference point for DAVID A HARMON (MD), then confirm.
Can I trust this NPI listing for DAVID A HARMON (MD)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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