KENNETH ALONSO (M.D.) – Internal Medicine Physician, NPI 1962580829

KENNETH ALONSO (M.D.) is a healthcare provider. based in Longwood, Florida. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 35075309 (OH). The NPI Number for KENNETH ALONSO (M.D.) is 1962580829

Main info

Male
33 Years Of Experience
Accepts Medicare Assignment
Name
KENNETH ALONSO (M.D.)
NPI
1962580829
Phone
(321) 842-2994
Address
555 W SR 434
Enumeration Date
1 November 2006
Last Update Date
9 April 2026

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4078691030
Graduation Year
1993 (33 years ago)
PAC ID
1557360237
Group Practice PAC ID
9638498512
Professional Enrollment ID
I20070201000501
Address ID
FL327142921AL1090XRDXX401
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience81
Completeness85
Years active:19State licenses:2Digital endpointsOther names

12,368 INTERNAL MEDICINE in FL

Provider Addresses for KENNETH ALONSO (M.D.)

  • 555 W SR 434

    LONGWOOD, FL 327505119

    Phone: (321) 842-2994

    Fax: (407) 767-5801

    Type: Mailing

  • 1090 W STATE ROAD 436

    ALTAMONTE SPRINGS, FL 327142921

    Phone: (407) 869-1030

    Fax: (407) 869-1025

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 129 Open Payments records for all available years, with a total value of $2,532.

Total Amount is formed as General ($2,532) + Research ($0) + Ownership ($0) = $2,532.

Last reported payment date: 2024-11-21 • Largest payer in this snapshot: Novo Nordisk Inc ($474).

Total Amount

$2,532

General + Research + Ownership

Payments

129

Total payment records

General Amount

$2,532

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-21

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: 2007-02-01

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
I20070201000501IInternal MedicineFLTBD

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
99490Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month51863$0
99214Established patient office or other outpatient visit, 30-39 minutes346135$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit5454$0
99495Transitional care management services for problem of at least moderate complexity3726$0
99213Established patient office or other outpatient visit, 20-29 minutes3027$0
View full utilization report →

Insurance plans in this area (ZIP 32750)

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Provider's Procedures

KENNETH ALONSO (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEFL81002Urinalysis, manual test2116

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: 9638498512View full group profile
NameSpecialtyState
Nurse PractitionerFL

Reviews

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Frequently asked questions

How do payers reference KENNETH ALONSO (M.D.)?
For KENNETH ALONSO (M.D.), use NPI 1962580829 as the unique 10-digit identifier.
Is there an active status for KENNETH ALONSO (M.D.)?
For scheduling context, KENNETH ALONSO (M.D.) is shown as active in the registry.
What expertise is attributed to KENNETH ALONSO (M.D.)?
KENNETH ALONSO (M.D.)'s specialty line reads Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Is KENNETH ALONSO (M.D.) located near Longwood?
KENNETH ALONSO (M.D.) currently maps to Longwood, Florida in this extract.
When was this NPI issued?
Enumeration for KENNETH ALONSO (M.D.) is noted as November 1, 2006 where the registry provides it.

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