JOANNA ROBERTSON FNP
NPI 1619483427
Nurse Practitioner in Lewes, DE

Active since December 18, 2017PECOS EnrolledAccepts Medicare Assignment
33759 CLAY RD UNIT 2, LEWES, DE 19958(302) 688-7330 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 4, 2025, Mar 17, 2018, Dec 18, 2017 (3 updates tracked since 2017).

About Joanna Robertson Fnp NPPES

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

JOANNA ROBERTSON FNP (NPI 1619483427) is an individual nurse practitioner in Lewes, Delaware, licensed in Delaware (LG-0001101) and active in the NPI registry since December 2017. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1619483427
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameJOANNA ROBERTSONCredential: FNP
Location Address33759 CLAY RD UNIT 2Lewes, DE 19958-6294
Mailing Address114 Morgan WayMilton, DE 19968-1151
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateDecember 18, 2017
Last NPPES UpdateJune 4, 20253 updates tracked since enumeration
NPPES CertifiedJune 4, 2025
✔ NPI 1619483427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in DE · LG-0001101
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License LG-0001101 (DE)
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X · License L8-0010488 (DE)
33759 CLAY RD UNIT 2, Lewes, DE 19958

Secondary Practice Locations 3

Location 126744 John J Williams HwyMillsboro, DE 19966-4667 · Phone (302) 231-2089
Location 2424 Savannah RdLewes, DE 19958-1462 · Phone (302) 645-3525 · Fax (302) 645-3513
Location 31305 Savannah RdLewes, DE 19958-1501 · Phone (302) 291-6450 · Fax (866) 436-6114

Accepted 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

Joanna Robertson Fnp 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 ID2365799566
PECOS Enrollment IDI20180719000136
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 Joanna Robertson reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Psychiatric/Mental Health
33759 CLAY RD UNIT 2
Lewes, DE 19958
  • Reassigned Medicare billing, Delaware enrollment
Internal Medicine
1515 SAVANNAH RD
Lewes, DE 19958
  • Reassigned Medicare billing, Delaware enrollment
  • 382 clinicians in this Medicare group
Cardiovascular Disease
16295 WILLOW CREEK RD
Lewes, DE 19958
  • Reassigned Medicare billing, Delaware enrollment
  • 12 clinicians in this Medicare group
Psychiatry
156 S STATE ST
Dover, DE 19901
  • Reassigned Medicare billing, Delaware enrollment
  • 32 clinicians in this Medicare group

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 6

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.
463 services273 patients
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.
265 services107 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.
254 services253 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.
119 services118 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
28 services24 patients
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.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19958 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
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers72 claims72 services$16.65 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 suppliers72 claims72 services$84.60 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 2

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

Nurse Practitioner (Psychiatric/Mental Health)
33759 CLAY RD UNIT 2
LEWES, DE 19958
Podiatrist
33759 CLAY RD UNIT 2
LEWES, DE 19958

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 Joanna Robertson's NPI number?

The NPI number for Joanna Robertson is 1619483427. It was assigned to this individual provider in the NPPES registry on December 18, 2017.

Where is Joanna Robertson located?

Joanna Robertson practices at 33759 Clay Rd Unit 2, Lewes, DE 19958. The listed phone number is (302) 688-7330.

What is Joanna Robertson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Joanna Robertson enrolled in Medicare?

Yes. Joanna Robertson 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 Joanna Robertson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Robertson reassigns Medicare benefits to 4 organizations: Beachfront Internal Medicine And Mental Health Clinic LLC (Lewes, DE), Beebe Physician Network, Inc. (Lewes, DE), Clinic By The Sea LLC (Lewes, DE) and The Mind And Body Consortium, LLC. (Dover, DE). 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 Joanna Robertson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joanna Robertson accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and AmeriHealth Caritas Next and 1 other insurer list Joanna Robertson 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.

When was this NPI record last updated?

The NPPES record for Joanna Robertson was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.