DR. MICHAEL B HOROWITZ (MD) – Neurological Surgery Physician, NPI 1881662716

DR. MICHAEL B HOROWITZ (MD) is a healthcare provider. based in Orange park, Florida. specializing in NEUROSURGERY. They hold the professional credentials MD. They hold a License No. MD043535L (PA). The NPI Number for DR. MICHAEL B HOROWITZ (MD) is 1881662716

Main info

Male
38 Years Of Experience
Accepts Medicare Assignment
Name
DR. MICHAEL B HOROWITZ (MD)
NPI
1881662716
Phone
(904) 276-7336
Address
1887 KINGSLEY AVE STE 1900
Enumeration Date
8 March 2006
Last Update Date
19 January 2022

Doctor Profile

Medical School Name
UNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Secondary Phone
9042729981
Graduation Year
1988 (38 years ago)
PAC ID
3870660210
Group Practice PAC ID
9537261185
Professional Enrollment ID
I20190801002422
Address ID
FL320734451OR1887XAVEX302
Telehealth
Yes

Contacts

Secure Messaging
MICHAEL.HOROWITZ@hca5.eclinicaldirectplus.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness85
Years active:20State licenses:2Other namesUpdated within 12 months

567 NEUROSURGERY in FL

Provider Addresses for DR. MICHAEL B HOROWITZ (MD)

  • 1887 KINGSLEY AVE STE 1900

    ORANGE PARK, FL 320734451

    Phone: (904) 276-7336

    Fax: (904) 276-7337

    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 16 Open Payments records for all available years, with a total value of $1,228.

Total Amount is formed as General ($1,228) + Research ($0) + Ownership ($0) = $1,228.

Last reported payment date: 2024-10-14 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($666).

Total Amount

$1,228

General + Research + Ownership

Payments

16

Total payment records

General Amount

$1,228

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-14

Latest reported date

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: 2019-08-01

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
I20190801002422INeurosurgeryFLTBD

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
99231Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes8564$0
36223Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist1818$0
36226Insertion of tube into brain artery for diagnosis or treatment with review by radiologist1515$0
99212Established patient office or other outpatient visit, 10-19 minutes1311$0
View full utilization report →

Insurance plans in this area (ZIP 32073)

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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: 9537261185View full group profile
NameSpecialtyState
Nurse PractitionerFL
N E U R O S U R G E R YFL
-FL
N E U R O S U R G E R YFL
N E U R O S U R G E R YVA
Physician AssistantFL
-FL
Physician AssistantFL
N E U R O L O G YFL
N E U R O S U R G E R YPA

Reviews

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Frequently asked questions

What federal number belongs to DR. MICHAEL B HOROWITZ (MD)?
The federal identifier for DR. MICHAEL B HOROWITZ (MD) is NPI 1881662716.
Is DR. MICHAEL B HOROWITZ (MD) currently active in the NPI registry?
CMS-published data lists DR. MICHAEL B HOROWITZ (MD) as an active registrant.
What kind of provider is DR. MICHAEL B HOROWITZ (MD)?
The page reflects Neurological Surgery Physician for DR. MICHAEL B HOROWITZ (MD). Clinical services aligned with this taxonomy classification.
Where does public data place DR. MICHAEL B HOROWITZ (MD)?
The snapshot lists Orange Park, Florida for DR. MICHAEL B HOROWITZ (MD); download NPPES for the complete set.
What if Orange Park, Florida seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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