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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DARRA OLIVIA HALLOWELL PA
NPI 1275082877
Physician Assistant in Lewes, DE

Active since September 25, 2016PECOS Enrolled
33672 BAYVIEW MEDICAL DR FL 2, LEWES, DE 19958(302) 703-3630(302) 645-8473 Get Directions Write a Review

NPPES record last updated: October 26, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 26, 2026, Jan 12, 2026, Sep 25, 2016 (3 updates tracked since 2016).

About Darra Olivia Hallowell Pa NPPES

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

DARRA OLIVIA HALLOWELL PA (NPI 1275082877) is an individual physician assistant in Lewes, Delaware, licensed in Delaware (C5-0001085) and active in the NPI registry since September 2016. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1275082877
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameDARRA OLIVIA HALLOWELLCredential: PA
Location Address33672 BAYVIEW MEDICAL DR FL 2Lewes, DE 19958-1687
Mailing Address1515 Savannah Rd Ste 200Lewes, DE 19958-1675 · (302) 645-3499 · Fax (302) 644-4830
Phone(302) 703-3630
Fax(302) 645-8473
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateSeptember 25, 2016
Last NPPES UpdateOctober 26, 20263 updates tracked since enumeration
NPPES CertifiedOctober 26, 2026
✔ NPI 1275082877 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in DE · C5-0001085
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X
33672 BAYVIEW MEDICAL DR FL 2, Lewes, DE 19958
Open in Google Maps ↗

Other Names 1

Former Name (1)Darra O Markland

Secondary Practice Locations 3

Location 118947 John J Williams HwyRehoboth Beach, DE 19971-4474 · Phone (302) 703-3630 · Fax (302) 645-8473
Location 2424 Savannah RdLewes, DE 19958-1462 · Phone (302) 703-3630 · Fax (302) 645-8473
Location 319161 Healthy WayRehoboth Beach, DE 19971-4491 · Phone (302) 703-3630 · Fax (302) 645-8473

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Sunflower Health Plan, Ambetter Health, AmeriHealth Caritas Next and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Darra Olivia Hallowell Pa 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 ID4789965377
PECOS Enrollment IDI20161219001403
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.

Areas of Expertise CMS Part B claims

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.

Repair of groin hernia using an endoscope 49650
This procedure involves the use of an endoscope, a thin tube with a camera, to repair a hernia in the groin area. The surgeon makes small incisions, inserts the endoscope, and uses special tools to fix the hernia. This minimally invasive technique often results in quicker recovery times.
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
$71.19 typical visit price
range $18.36 – $141.05
Typical copayment $17.79 (range $4.59 – $35.26)
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.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
68%120 patients4/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
36%25 patients2/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
92%976 patients3/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
77%141 patients4/55-star benchmark: 88%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
98%52 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
60%280 patients3/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
29%283 patients2/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
95%280 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
9%280 patients1/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
18%280 patients
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

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

Automatic external defibrillator, with integrated electrocardiogram analysis, garment type K0606
DME-Other DME · category DE013N
1 supplier22 claims22 services$2,184.67 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

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

DR. PAUL CHRISTOPHER PEET M.D.
Psychiatry & Neurology (Neurology)
33672 BAYVIEW MEDICAL DR FL 2
LEWES, DE 19958
Sussex County (302) 645-2437

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 Darra Hallowell's NPI number?

The NPI number for Darra Hallowell is 1275082877. It was assigned to this individual provider in the NPPES registry on September 25, 2016. The provider is also known as Darra O Markland.

Where is Darra Hallowell located?

Darra Hallowell practices at 33672 Bayview Medical Dr Fl 2, Lewes, DE 19958. The listed phone number is (302) 703-3630.

What is Darra Hallowell's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Darra Hallowell enrolled in Medicare?

Yes. Darra Hallowell 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.

What insurance does Darra Hallowell accept?

Health plans from Ambetter Health, Ambetter from Sunflower Health Plan, AmeriHealth Caritas Next and Highmark Blue Cross Blue Shield Delaware list Darra Hallowell 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 Darra Hallowell was last updated on October 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days 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.