DR. DENNIS P HAN (M.D) – Otolaryngology Physician, NPI 1184628992

DR. DENNIS P HAN (M.D) is a healthcare provider. based in Merrillville, Indiana. specializing in OTOLARYNGOLOGY. They hold the professional credentials M.D. They hold a License No. 01042518 (IN). The NPI Number for DR. DENNIS P HAN (M.D) is 1184628992

Main info

Male
37 Years Of Experience
Accepts Medicare Assignment
Name
DR. DENNIS P HAN (M.D)
NPI
1184628992
Phone
(219) 738-2617
Address
99 E 86TH AVE
Enumeration Date
9 June 2005
Last Update Date
12 December 2007

Doctor Profile

Medical School Name
UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Secondary Phone
2197382617
Graduation Year
1989 (37 years ago)
PAC ID
5496791899
Group Practice PAC ID
6608812003
Professional Enrollment ID
I20050922000735
Address ID
IN464106267ME99XXXAVEX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:21State licenses:1Digital endpointsOther names

242 OTOLARYNGOLOGY in IN

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Provider Addresses for DR. DENNIS P HAN (M.D)

  • 86th Avenue, Merrillville, Lake County, Indiana, 46410-5468, United States

    STE A

    MERRILLVILLE, IN 464106267

    Phone: (219) 738-2617

    Fax: (219) 738-2145

    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)

CMS reports 20 Open Payments records for all available years, with a total value of $994.

Total Amount is formed as General ($994) + Research ($0) + Ownership ($0) = $994.

Last reported payment date: 2024-12-23 • Largest payer in this snapshot: AERIN MEDICAL INC. ($480).

Total Amount

$994

General + Research + Ownership

Payments

20

Total payment records

General Amount

$994

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-23

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: 2005-09-22

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
I20050922000735IOtolaryngologyINTBD

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
99213Established patient office or other outpatient visit, 20-29 minutes546399$0
99203New patient office or other outpatient visit, 30-44 minutes247247$0
99214Established patient office or other outpatient visit, 30-39 minutes246192$0
92567Test to assess middle ear function213213$0
92557Comprehensive hearing and speech recognition test203203$0
View full utilization report →

Insurance plans in this area (ZIP 46410)

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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: 6608812003View full group profile
NameSpecialtyState
Qualified AudiologistIN
Qualified AudiologistIN
O T O L A R Y N G O L O G YIN
O T O L A R Y N G O L O G YIN
Nurse PractitionerIN

Reviews

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Frequently asked questions

How do payers reference DR. DENNIS P HAN (M.D)?
For DR. DENNIS P HAN (M.D), use NPI 1184628992 as the unique 10-digit identifier.
Active or inactive — what applies to DR. DENNIS P HAN (M.D)?
You should see DR. DENNIS P HAN (M.D) as active in CMS-hosted NPPES data.
What area of care is associated with DR. DENNIS P HAN (M.D)?
DR. DENNIS P HAN (M.D)'s record emphasizes Otolaryngology Physician. Clinical services aligned with this taxonomy classification.
Where in Indiana is DR. DENNIS P HAN (M.D) registered?
Use Merrillville, Indiana as the headline location for DR. DENNIS P HAN (M.D) here.
Does DR. DENNIS P HAN (M.D) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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