DONALD PETER MESSERSMITH MD
NPI 1538235338
Internal Medicine - Cardiovascular Disease in Merritt Island, FL

Q: What is Donald Messersmith's NPI number?

The NPI number for Donald Messersmith is 1538235338. It was assigned to this individual provider in the NPPES registry on November 27, 2006.

Q: What is Donald Messersmith's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Active since November 27, 2006PECOS EnrolledAccepts Medicare Assignment

150 N SYKES CREEK PKWY, SUITE 300, MERRITT ISLAND, FL 32953(321) 452-3811(321) 454-4026 Get Directions Write a Review

NPPES record last updated: March 10, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 10, 2025, Aug 15, 2016 (2 updates tracked since 2016).

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About Donald Peter Messersmith Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DONALD PETER MESSERSMITH MD (NPI 1538235338) is an individual cardiovascular disease provider in Merritt Island, Florida, licensed in Florida (ME45550) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Cape Canaveral Hospital, and is a graduate of University Of Miami, Lm Miller School Of Medicine (1976).

NPPES Registry Identity

NPI1538235338

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDONALD PETER MESSERSMITHCredential: MD

Location Address150 N SYKES CREEK PKWY, SUITE 300Merritt Island, FL 32953-3488

Mailing AddressPo Box 11406Belfast, ME 04915-4005 · (321) 452-3811 · Fax (321) 454-4026

Phone(321) 452-3811

Fax(321) 454-4026

Sole ProprietorNo

Medical School CMSUniversity Of Miami, Lm Miller School Of MedicineGraduated 1976

Enumeration DateNovember 27, 2006

Last NPPES UpdateMarch 10, 20252 updates tracked since enumeration

NPPES CertifiedMarch 10, 2025

✔ NPI 1538235338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in FL · ME45550

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedInternal MedicineTaxonomy 207R00000X · License ME45550 (FL)

150 N SYKES CREEK PKWY, Merritt Island, FL 32953

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Other Identifiers 1

Medicaid041535900FL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next, Cigna Healthcare, Cigna HealthCare of Florida, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Donald Peter Messersmith Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2466446554

PECOS Enrollment IDI20070215000365

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Donald Messersmith reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Steward Medical Group, Inc.

4.2 mi

Urology

1317 W POINT DR
Cocoa, FL 32922

Reassigned Medicare billing, Florida enrollment
254 clinicians in this Medicare group

NPI 1104367630 (615) 467-4158

Orlando Health Medical Group Inc

44 mi

Internal Medicine

52 W UNDERWOOD ST
Orlando, FL 32806

Reassigned Medicare billing, Florida enrollment
3,290 clinicians in this Medicare group

NPI 1669429577 (321) 841-2452

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

1,805 services933 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

738 services688 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

312 services310 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

160 services32 patients

Anticoagulant management of patient taking warfarin 93793

Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.

155 services32 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

49 services49 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cape Canaveral Hospital

Acute Care Hospitals · Cocoa Beach, FL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number100177

Location701 W Cocoa Beach CausewayCocoa Beach, FL 32932 · Brevard County

Emergency services Birthing friendly

Melbourne Regional Medical Center

Acute Care Hospitals · Melbourne, FL

2/5 CMS rating

OwnershipProprietary

CMS Certification Number100291

Location250 North Wickham RoadMelbourne, FL 32935 · Brevard County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32953 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.04 typical visit price

range $56.00 – $171.84

Typical copayment $32.51 (range $14.00 – $42.96)

Most-billed visit code 99204

Established Patient

$70.04 typical visit price

range $17.57 – $139.16

Typical copayment $17.51 (range $4.39 – $34.79)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRIANNA CHEATHAM

Nurse Practitioner (Adult Health)

150 N SYKES CREEK PKWY
MERRITT ISLAND, FL 32953

Brevard County (321) 452-3811

DR. MARK E. MOFFITT D.M.D.

Dentist (General Practice)

150 N SYKES CREEK PKWY, SUITE 101
MERRITT ISLAND, FL 32953

Brevard County (321) 459-0225

ROCKLEDGE HMA MEDICAL GROUP, LLC

Internal Medicine

150 N SYKES CREEK PKWY, SUITE 300
MERRITT ISLAND, FL 32953

Brevard County (321) 452-3811

LYNN M MALONE WOMEN'S NP

Nurse Practitioner (Adult Health)

150 N SYKES CREEK PKWY
MERRITT ISLAND, FL 32953

Brevard County (321) 459-1192

WUESTHOFF MULTI-SPECIALTY PHYSICIANS, LLC

Surgery

150 N SYKES CREEK PKWY, SUITE 300
MERRITT ISLAND, FL 32953

Brevard County (321) 449-4534

EUGENE S KILLEAVY MD

Internal Medicine (Cardiovascular Disease)

150 N SYKES CREEK PKWY, SUITE 300
MERRITT ISLAND, FL 32953

Brevard County (321) 452-3811

WALTER G JOHNSON MD

Internal Medicine (Cardiovascular Disease)

150 N SYKES CREEK PKWY, # 300
MERRITT ISLAND, FL 32953

Brevard County (321) 452-3811

SELECT PHYSICAL THERAPY HOLDINGS INC

Clinic/Center (Physical Therapy)

150 N SYKES CREEK PKWY, STE 103
MERRITT ISLAND, FL 32953

Brevard County (321) 459-0303

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Donald Messersmith's NPI number?

The NPI number for Donald Messersmith is 1538235338. It was assigned to this individual provider in the NPPES registry on November 27, 2006.

Where is Donald Messersmith located?

Donald Messersmith practices at 150 N Sykes Creek Pkwy Suite 300, Merritt Island, FL 32953. The listed phone number is (321) 452-3811.

What is Donald Messersmith's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Donald Messersmith enrolled in Medicare?

Yes. Donald Messersmith is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Donald Messersmith's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Messersmith reassigns Medicare benefits to 2 organizations: Steward Medical Group, Inc. (Cocoa, FL) and Orlando Health Medical Group Inc (Orlando, FL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Donald Messersmith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Donald Messersmith accept?

Health plans from AmeriHealth Caritas Next, Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) and 3 other insurers list Donald Messersmith as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Donald Messersmith affiliated with any hospitals?

According to CMS data, Donald Messersmith is affiliated with Cape Canaveral Hospital and Melbourne Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Donald Messersmith was last updated on March 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.