1. Home
  2. Directory
  3. Florida
  4. Leesburg
  5. Thoracic Surgery Cardiothoracic Vascular Surgery
  6. NPI Profile

RALPH DUANE COOK M.D.
NPI 1689602161
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Leesburg, FL

Active since June 30, 2006PECOS EnrolledAccepts Medicare Assignment
78.18/100
CMS Quality Rating
801 E DIXIE AVE, LEESBURG, FL 34748(352) 742-1171(352) 742-7241 Get Directions Write a Review

NPPES record last updated: April 5, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 5, 2024, Jun 5, 2020, Mar 21, 2019 (3 updates tracked since 2019).

About Ralph Duane Cook M.d. NPPES

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

RALPH DUANE COOK M.D. (NPI 1689602161) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Leesburg, Florida, licensed in Florida (ME75508) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Waterman, and maintains a secondary practice location in Leesburg.

NPPES Registry Identity

NPI1689602161
Entity TypeIndividualMale
Primary Taxonomy208G00000X
Provider Legal NameRALPH DUANE COOKCredential: M.D.
Location Address801 E DIXIE AVELeesburg, FL 34748
Mailing AddressPo Box 945921Atlanta, GA 30394-5921 · (386) 231-4529 · Fax (386) 368-8927
Phone(352) 742-1171
Fax(352) 742-7241
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 1983
Enumeration DateJune 30, 2006
Last NPPES UpdateApril 5, 20243 updates tracked since enumeration
NPPES CertifiedApril 5, 2024
✔ NPI 1689602161 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians
Taxonomy Code208G00000X
License✔ Licensed in FL · ME75508
Definition
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
801 E DIXIE AVE, Leesburg, FL 34748
Open in Google Maps ↗

Secondary Practice Location 1

Location 1700 Doctors CtLeesburg, FL 34748-7314 · Phone (352) 787-9838 · Fax (352) 787-8705

Other Identifiers 4

Other42936AFL · Bcbs Fl
Medicaid253974800FL
Other42936BFL · Bcbs Fl
Other42936FL · Bcbs Fl

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL) 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

Ralph Duane Cook M.d. 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 ID6103718945
PECOS Enrollment IDI20040326000933
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

2

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

Florida Hospital Healthcare Partners, Inc
55 mi
Internal Medicine
301 MEMORIAL MEDICAL PKWY
Daytona Beach, FL 32117
  • Reassigned Medicare billing, Florida enrollment
  • 733 clinicians in this Medicare group
NPI 1780100529 (386) 231-6000
Florida Clinical Practice Association Inc
64 mi
Surgery
1600 SW ARCHER RD
Gainesville, FL 32610
  • Reassigned Medicare billing, Florida enrollment
  • 3,324 clinicians in this Medicare group
NPI 1063463768 (352) 265-7922

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 3

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.

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
17 services17 patients
Harvest of vein using an endoscope 33508
Harvesting a vein using an endoscope is a procedure where a small camera is used to help surgeons remove a vein from your body. This vein is often used to bypass a blocked artery, improving blood flow to your heart.
12 services12 patients
Coronary artery bypass using artery graft, 1 graft 33533
A coronary artery bypass with one artery graft is a surgical procedure to improve blood flow to your heart. An artery from another part of your body is used to bypass a blocked or narrowed coronary artery. This can help reduce chest pain and risk of heart attack.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Adventhealth Waterman

Acute Care Hospitals · Tavares, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number100057
Location1000 Waterman WayTavares, FL 32778 · Lake County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34748 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
$171.84 typical visit price
range $56.00 – $171.84
Typical copayment $42.96 (range $14.00 – $42.96)
Most-billed visit code 99205
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

78.18/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality72.54
Promoting Interoperability100
Improvement Activities40
Cost54.74

Reported Quality Measures

Patient Centered Surgical Risk Assessment and Communication for Cardiac Surgery
Percentage of patients age 18 and older undergoing a non-emergency risk modeled cardiac surgery procedure that had personalized risk assessment using the STS risk calculator and discussed those risks with the surgeon.
91%203 patients4/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
100%208 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

DR. KEITH KASTELIC MD
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, STE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. MICHAEL S LEVINE M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. AMIR ALI HAMEEDI M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. CATHRINE ELENA KELLER M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. MANOJ BHATIA M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. JOSEPH SAMUEL GURINSKY M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. RICHARD KENNETH HELD II M.D.
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583
DR. JON E. ANDERSON MD
Radiology (Diagnostic Radiology)
801 E DIXIE AVE, SUITE 104
LEESBURG, FL 34748
Lake County (352) 365-2583

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 Ralph Cook's NPI number?

The NPI number for Ralph Cook is 1689602161. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is Ralph Cook located?

Ralph Cook practices at 801 E Dixie Ave, Leesburg, FL 34748. The listed phone number is (352) 742-1171.

What is Ralph Cook's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Is Ralph Cook enrolled in Medicare?

Yes. Ralph Cook 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 Ralph Cook's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ralph Cook reassigns Medicare benefits to 2 organizations: Florida Hospital Healthcare Partners, Inc (Daytona Beach, FL) and Florida Clinical Practice Association Inc (Gainesville, 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 Ralph Cook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ralph Cook accept?

Health plans from Ambetter Health, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Health First Commercial Plans, Inc. and 3 other insurers list Ralph Cook 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 Ralph Cook affiliated with any hospitals?

According to CMS data, Ralph Cook is affiliated with Adventhealth Waterman.

When was this NPI record last updated?

The NPPES record for Ralph Cook was last updated on April 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.