MARIANN LEAHY (D.C.) – Chiropractor, NPI 1851436042

MARIANN LEAHY (D.C.) is a healthcare provider. based in Palatine, Illinois. specializing in CHIROPRACTIC. They hold the professional credentials D.C.. They hold a License No. 178.018730 (IL). The NPI Number for MARIANN LEAHY (D.C.) is 1851436042

Main info

Female
Sole Proprietor
24 Years Of Experience
Accepts Medicare Assignment
Name
MARIANN LEAHY (D.C.)
NPI
1851436042
Phone
(847) 221-2225
Address
271 E HELEN RD
Enumeration Date
21 February 2007
Last Update Date
13 January 2023

Doctor Profile

Medical School Name
NATIONAL COLLEGE OF CHIROPRACTIC
Secondary Phone
8472212225
Graduation Year
2002 (24 years ago)
PAC ID
0840414132
Professional Enrollment ID
I20140605002216
Address ID
IL600676814PA60XXXAVEX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness75
Years active:19State licenses:2Digital endpointsOther names

2,145 CHIROPRACTIC in IL

Provider Addresses for MARIANN LEAHY (D.C.)

  • 271 E HELEN RD

    PALATINE, IL 600676954

    Phone: (847) 221-2225

    Fax: (847) 358-3544

    Type: Mailing

  • 60 W ILLINOIS AVE

    PALATINE, IL 600676814

    Phone: (847) 221-2225

    Fax: (847) 358-3544

    Type: Mailing

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: 2014-06-05

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
I20140605002216IChiropracticILTBD

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
98941Chiropractic manipulative treatment, 3-4 spinal regions28930$0
View full utilization report →

Insurance plans in this area (ZIP 60067)

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Reviews

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Frequently asked questions

What number should I use to identify MARIANN LEAHY (D.C.) for billing?
Administrative and clinical systems typically use NPI 1851436042 for MARIANN LEAHY (D.C.).
Is MARIANN LEAHY (D.C.) currently accepting referrals based on NPI status?
Registry metadata lists MARIANN LEAHY (D.C.) as active.
Which specialty label fits MARIANN LEAHY (D.C.)?
NPPES ties MARIANN LEAHY (D.C.) to Chiropractor in the taxonomy section. Clinical services aligned with this taxonomy classification.
What city is tied to MARIANN LEAHY (D.C.)?
The directory associates MARIANN LEAHY (D.C.) with Palatine, Illinois. Check all listed addresses for suites or satellite offices.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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