1. Home
  2. Directory
  3. Delaware
  4. Wilmington
  5. Internal Medicine
  6. NPI Profile

DR. DAVID LAINOFF MD
NPI 1942361076
Internal Medicine in Wilmington, DE

Active since December 13, 2006PECOS EnrolledAccepts Medicare Assignment
100 S RIDING BLVD FL 2, WILMINGTON, DE 19808(302) 623-2850(302) 623-2855 Get Directions Write a Review

NPPES record last updated: September 19, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. David Lainoff Md NPPES

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

DR. DAVID LAINOFF MD (NPI 1942361076) is an individual internal medicine provider in Wilmington, Delaware, licensed in Delaware (C1-0013284) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Rochester School Of Medicine And Dentistry (1991).

NPPES Registry Identity

NPI1942361076
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. DAVID LAINOFFCredential: MD
Location Address100 S RIDING BLVD FL 2Wilmington, DE 19808-3692
Mailing Address100 S Riding Blvd Fl 2Wilmington, DE 19808-3692 · (302) 623-2850 · Fax (302) 623-2855
Phone(302) 623-2850
Fax(302) 623-2855
Sole ProprietorNo
Medical School CMSUniversity Of Rochester School Of Medicine And DentistryGraduated 1991
Enumeration DateDecember 13, 2006
Last NPPES UpdateSeptember 19, 2019
✔ NPI 1942361076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in DE · C1-0013284✔ Licensed in PA · MD427714
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.
100 S RIDING BLVD FL 2, Wilmington, DE 19808
Open in Google Maps ↗

Other Identifiers 1

Medicaid101545947PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan, Ambetter Health 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. David Lainoff 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 ID840204996
PECOS Enrollment IDI20060315000292
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

3

Medicare enrollment records show David Lainoff reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Christiana Care Health Services Inc
3.2 mi
Dermatology
200 HYGEIA DR, HEALTH CARE CENTER AT CHRISTIANA
Newark, DE 19713
  • Reassigned Medicare billing, Delaware and Pennsylvania enrollments
  • Also billed through NPI 1760811681 (Delaware), NPI 1609409861 (Pennsylvania)
  • 1,531 clinicians in this Medicare group
NPI 1043450356 (302) 623-0100
Christiana Care Pennsylvania Inc
11 mi
Cardiovascular Disease
161 WILMINGTON W CHESTER PIKE
Chadds Ford, PA 19317
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 217 clinicians in this Medicare group
NPI 1013740745 (610) 361-1144
Prospect Health Access Network, Inc.
14 mi
Physical Medicine & Rehabilitation
485 BALTIMORE PIKE, SUITE 202
Glen Mills, PA 19342
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 654 clinicians in this Medicare group
NPI 1083061006 (610) 588-9222

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 9

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.
242 services159 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.
88 services88 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.
53 services47 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.
24 services22 patients
Transitional care management services for problem of at least moderate complexity 99495
Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.
20 services19 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19808 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
$131.15 typical visit price
range $57.12 – $173.08
Typical copayment $32.78 (range $14.28 – $43.27)
Most-billed visit code 99204
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
2 suppliers15 claims15 services$13.76 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
2 suppliers15 claims15 services$64.63 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 4

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

JULIA LINDENBERG
Social Worker (Clinical)
100 S RIDING BLVD FL 2
WILMINGTON, DE 19808
New Castle County (302) 623-2850
THOMAS GORMAN ANDERSON
Family Medicine
100 S RIDING BLVD FL 2
WILMINGTON, DE 19808
New Castle County (302) 623-2850
IRMA HERNANDEZ LCSW
Social Worker (Clinical)
100 S RIDING BLVD FL 2
WILMINGTON, DE 19808
New Castle County (302) 623-2850
LAUREN M LENOIR DNP
Nurse Practitioner (Family)
100 S RIDING BLVD FL 2
WILMINGTON, DE 19808
New Castle County (302) 623-2850

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 David Lainoff's NPI number?

The NPI number for David Lainoff is 1942361076. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is David Lainoff located?

David Lainoff practices at 100 S Riding Blvd Fl 2, Wilmington, DE 19808. The listed phone number is (302) 623-2850.

What is David Lainoff's specialty?

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

Is David Lainoff enrolled in Medicare?

Yes. David Lainoff 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 David Lainoff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Lainoff reassigns Medicare benefits to 3 organizations: Christiana Care Health Services Inc (Newark, DE), Christiana Care Pennsylvania Inc (Chadds Ford, PA) and Prospect Health Access Network, Inc. (Glen Mills, PA). 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 David Lainoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does David Lainoff 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 David Lainoff 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 David Lainoff was last updated on September 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.