ERIN E O'CONNOR LAVIN D.O.
NPI 1912115429
Family Medicine in Lewes, DE

Active since May 18, 2007PECOS EnrolledAccepts Medicare Assignment
20251 JOHN J WILLIAMS HWY, LEWES, DE 19958(302) 644-6860(302) 644-6872 Get Directions Write a Review

NPPES record last updated: May 23, 2018. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: May 23, 2018, Dec 20, 2016, Jun 16, 2016 (3 updates tracked since 2016).

About Erin E O'connor Lavin D.o. NPPES

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

ERIN E O'CONNOR LAVIN D.O. (NPI 1912115429) is an individual family medicine provider in Lewes, Delaware, licensed in Delaware (C2-0011629) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Philadelphia College Of Osteopathic Medicine (2006).

NPPES Registry Identity

NPI1912115429
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameERIN E O'CONNOR LAVINCredential: D.O.
Location Address20251 JOHN J WILLIAMS HWYLewes, DE 19958
Mailing Address20251 John J Williams HwyLewes, DE 19958-4314 · (302) 644-6860 · Fax (302) 644-6872
Fax(302) 644-6872
Sole ProprietorNo
Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 2006
Enumeration DateMay 18, 2007
Last NPPES UpdateMay 23, 20183 updates tracked since enumeration
✔ NPI 1912115429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in DE · C2-0011629✔ Licensed in PA · OS014220
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
20251 JOHN J WILLIAMS HWY, Lewes, DE 19958

Other Identifiers 1

Medicaid102325358PA

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

Erin E O'connor Lavin D.o. 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 ID5395897227
PECOS Enrollment IDI20160815000082
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 Reassignment

Medicare enrollment records show Erin Lavin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Medicine
20251 JOHN J WILLIAMS HWY
Lewes, DE 19958
  • Reassigned Medicare billing, Delaware enrollment
  • 6 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 14

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.
282 services147 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
256 services256 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
256 services256 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
249 services158 patients
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420
This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.
189 services25 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
186 services26 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

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers19 claims40 services$6.28 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 20

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

Nurse Practitioner (Family)
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Family Medicine
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Physician Assistant
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Family Medicine
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Technician
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Family Medicine
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Nurse's Aide
20251 JOHN J WILLIAMS HWY
LEWES, DE 19958
Physician Assistant
20251 JOHN J WILLIAMS HWY
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 Erin Lavin's NPI number?

The NPI number for Erin Lavin is 1912115429. It was assigned to this individual provider in the NPPES registry on May 18, 2007.

Where is Erin Lavin located?

Erin Lavin practices at 20251 John J Williams Hwy, Lewes, DE 19958. The listed phone number is (302) 644-6860.

What is Erin Lavin's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Erin Lavin enrolled in Medicare?

Yes. Erin Lavin 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 organization bills Medicare for Erin Lavin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Lavin reassigns Medicare benefits to Mid-Atlantic Family Practice (Lewes, DE). The 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 Erin Lavin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Lavin accept?

Health plans from AmeriHealth Caritas Next and Highmark Blue Cross Blue Shield Delaware list Erin Lavin 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 Erin Lavin was last updated on May 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.