DR. DENNIS ALAN THAIN (M. D.) – Family Medicine Physician, NPI 1275512501

DR. DENNIS ALAN THAIN (M. D.) is a healthcare provider. based in Zion, Illinois. specializing in FAMILY PRACTICE. They hold the professional credentials M. D.. They hold a License No. 4301506565 (MI). The NPI Number for DR. DENNIS ALAN THAIN (M. D.) is 1275512501

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
DR. DENNIS ALAN THAIN (M. D.)
NPI
1275512501
Phone
(847) 746-3752
Address
3115 LEWIS AVE
Enumeration Date
13 January 2006
Last Update Date
19 April 2023

Doctor Profile

Medical School Name
UNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Secondary Phone
7346979065
Graduation Year
1983 (43 years ago)
PAC ID
0244326718
Group Practice PAC ID
1850282914
Professional Enrollment ID
I20221207002342
Address ID
MI481112605BE201XXSTXX301

Contacts

Secure Messaging
dthain192643@direct.myadvocateaurora.org
FHIR Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/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

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Provider Addresses for DR. DENNIS ALAN THAIN (M. D.)

  • Lewis Avenue, Zion, Lake County, Illinois, 60099, United States

    ZION, IL 600993099

    Phone: (847) 746-3752

    Fax: (847) 746-9144

    Type: Mailing

  • 26901 BEAUMONT BLVD # 3D

    SOUTHFIELD, MI 480333849

    Phone: (947) 522-1952

    Fax: (947) 522-0307

    Type: Mailing

  • 15100 S PLAZA DR

    TAYLOR, MI 481805203

    Phone: (734) 287-3700

    Fax: (734) 287-1859

    Type: Location

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: 2022-12-07

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
I20221207002342IFamily PracticeMITBD

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 minutes5245$0
99214Established patient office or other outpatient visit, 30-39 minutes5145$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit1616$0
View full utilization report →

Insurance plans in this area (ZIP 60099)

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Provider's Procedures

DR. DENNIS ALAN THAIN (M. D.) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEIL85610Blood test, clotting time26623

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: 1850282914View full group profile

Reviews

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Frequently asked questions

Where can patients find DR. DENNIS ALAN THAIN (M. D.)'s NPI?
You can confirm DR. DENNIS ALAN THAIN (M. D.) with NPI 1275512501; it appears in the national provider directory.
Is DR. DENNIS ALAN THAIN (M. D.) currently active in the NPI registry?
CMS-published data lists DR. DENNIS ALAN THAIN (M. D.) as an active registrant.
Does DR. DENNIS ALAN THAIN (M. D.) list a primary specialty?
If you are matching referrals, note Family Medicine Physician for DR. DENNIS ALAN THAIN (M. D.). Clinical services aligned with this taxonomy classification.
What location metadata exists for DR. DENNIS ALAN THAIN (M. D.)?
The page summarizes Zion, Illinois for DR. DENNIS ALAN THAIN (M. D.); expand the address list for detail.
What if Zion, Illinois seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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