1. Home
  2. Directory
  3. Florida
  4. Clearwater
  5. Internal Medicine
  6. NPI Profile

DR. KAREN L VASSELL M.D.
NPI 1679728091
Internal Medicine in Clearwater, FL

Active since November 26, 2008PECOS EnrolledAccepts Medicare Assignment
89.89/100
CMS Quality Rating
18167 US HIGHWAY 19 N, SUITE 650, CLEARWATER, FL 33764(727) 507-3650 Get Directions Write a Review

NPPES record last updated: January 15, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Karen L Vassell M.d. NPPES

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

DR. KAREN L VASSELL M.D. (NPI 1679728091) is an individual internal medicine provider in Clearwater, Florida, licensed in Florida (ME106036) and active in the NPI registry since November 2008. She is enrolled in Medicare PECOS, is affiliated with Cleveland Clinic Martin North Hospital, and is a graduate of Other (2007).

NPPES Registry Identity

NPI1679728091
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. KAREN L VASSELLCredential: M.D.
Location Address18167 US HIGHWAY 19 N, SUITE 650Clearwater, FL 33764-3528
Mailing Address18167 Us Highway 19 N, Suite 650Clearwater, FL 33764-3528 · (727) 507-3650
Phone(727) 507-3650
Sole ProprietorYes
Medical School CMSOtherGraduated 2007
Enumeration DateNovember 26, 2008
Last NPPES UpdateJanuary 15, 2015
✔ NPI 1679728091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in FL · ME106036
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
18167 US HIGHWAY 19 N, Clearwater, FL 33764
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc., 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

Dr. Karen L Vassell 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 ID9537284278
PECOS Enrollment IDI20100917000406
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

4

Medicare enrollment records show Karen Vassell reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ridgewood Physician Services, LLC
69 mi
Hospitalist
40100 HIGHWAY 27
Davenport, FL 33837
  • Reassigned Medicare billing, Florida enrollment
  • 132 clinicians in this Medicare group
NPI 1295216034 (863) 422-4971
Elite Clinical Services
158 mi
Family Medicine
3601 NW FEDERAL HWY
Jensen Beach, FL 34957
  • Reassigned Medicare billing, Florida enrollment
  • 7 clinicians in this Medicare group
NPI 1154895878 (772) 301-9369
Martin Memorial Medical Center Inc
161 mi
General Acute Care Hospital
200 SE HOSPITAL AVE
Stuart, FL 34994
  • Reassigned Medicare billing, Florida enrollment
  • 602 clinicians in this Medicare group
NPI 1194790055 (772) 287-5200
Northeast Florida Hospitalists Inc
191 mi
Hospitalist
5352 LINTON BLVD
Delray Beach, FL 33484
  • Reassigned Medicare billing, Florida enrollment
  • 140 clinicians in this Medicare group
NPI 1013036219 (561) 498-4440

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 5

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
406 services194 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
175 services170 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
76 services55 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
20 services20 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

Cleveland Clinic Martin North Hospital

Acute Care Hospitals · Stuart, FL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100044
Location200 SE Hospital AveStuart, FL 34994 · Martin County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33764 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
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
Most-billed visit code 99214
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.

89.89/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality75.75
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
88%231 patients4/55-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.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
3 suppliers13 claims13 services$54.97 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier12 claims12 services$907.03 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers14 claims14 services$6.27 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers12 claims12 services$91.09 avg. paid by Medicare
Manual wheelchair accessory, wheel braking system and lock, complete, each E2228
DME-Wheelchairs · category DD021N
1 supplier53 claims103 services$58.42 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
4 suppliers81 claims81 services$20.27 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 19

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

HAMPTON PINES EMERGENCY PHYSICIANS, LLC
Emergency Medicine
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (800) 507-8874
JESSICA FONSECA EL-BAHRI D.O.
Internal Medicine
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (727) 437-0859
ANDREW DEMMITT P.A.
Physician Assistant
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (727) 507-3647
JDG CIRCLE INPATIENT SERVICES LLC
Hospitalist
18167 US HIGHWAY 19 N, SUITE #650
CLEARWATER, FL 33764
Pinellas County (727) 437-0818
MS. MELODY HARDWAY RN-ANP
Nurse Practitioner (Psychiatric/Mental Health)
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (727) 437-0821
MARK BARASZ MD
Emergency Medicine
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (727) 507-3600
SHANNON MIXON COVITZ D.O.
Emergency Medicine
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (800) 507-8874
EMCARE
General Acute Care Hospital
18167 US HIGHWAY 19 N, SUITE 650
CLEARWATER, FL 33764
Pinellas County (727) 437-3013

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 Karen Vassell's NPI number?

The NPI number for Karen Vassell is 1679728091. It was assigned to this individual provider in the NPPES registry on November 26, 2008.

Where is Karen Vassell located?

Karen Vassell practices at 18167 Us Highway 19 N Suite 650, Clearwater, FL 33764. The listed phone number is (727) 507-3650.

What is Karen Vassell's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Karen Vassell enrolled in Medicare?

Yes. Karen Vassell 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 Karen Vassell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Vassell reassigns Medicare benefits to 4 organizations: Ridgewood Physician Services, LLC (Davenport, FL), Elite Clinical Services (Jensen Beach, FL), Martin Memorial Medical Center Inc (Stuart, FL) and Northeast Florida Hospitalists Inc (Delray Beach, 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 Karen Vassell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Karen Vassell accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Karen Vassell 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 Karen Vassell affiliated with any hospitals?

According to CMS data, Karen Vassell is affiliated with Cleveland Clinic Martin North Hospital.

When was this NPI record last updated?

The NPPES record for Karen Vassell was last updated on January 15, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.