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BORISLAV S. ANTONOV M.D.
NPI 1336249804
Internal Medicine in Lewes, DE

Active since September 25, 2006PECOS EnrolledAccepts Medicare Assignment
424 SAVANNAH RD, LEWES, DE 19958(302) 645-3525(302) 645-3513 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Borislav S. Antonov M.d. NPPES

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

BORISLAV S. ANTONOV M.D. (NPI 1336249804) is an individual internal medicine provider in Lewes, Delaware, licensed in Delaware (C1-0006494) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1336249804
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameBORISLAV S. ANTONOVCredential: M.D.
Location Address424 SAVANNAH RDLewes, DE 19958-1462
Mailing Address1515 Savannah RdLewes, DE 19958-1675 · (302) 645-3499 · Fax (302) 644-4830
Phone(302) 645-3525
Fax(302) 645-3513
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateSeptember 25, 2006
Last NPPES UpdateJune 4, 2025
NPPES CertifiedJune 4, 2025
✔ NPI 1336249804 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in DE · C1-0006494
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.
Also ListedHospitalistTaxonomy 208M00000X · License C1-0006494 (DE)
424 SAVANNAH RD, Lewes, DE 19958
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Other Identifiers 7

Other1336249804DE · Diamond State Medicaid
OtherP00382719DE · Railroad Medicare
Other000000208393DE · Unison Health Care-mcaid
Medicaid1336249804DE
Other1336249804DE · De Physician Care-mcaid
Other522011HOSDE · Bcbs Of Delaware-hospital
Other591343DE · Coventry Health Care

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan 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

Borislav S. Antonov 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 ID2668436510
PECOS Enrollment IDI20041119000119
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 4

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
474 services454 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
328 services321 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
38 services37 patients
Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes 99235
This service involves a brief hospital stay for a moderate health issue. You'll be admitted and discharged on the same day, typically within 50 minutes. It's a quick, efficient way to receive necessary care and medical attention.
38 services37 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
$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.

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

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…
100%1,157 patients5/55-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.

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.

TYLENE LAW RN
Registered Nurse (Critical Care Medicine)
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3300
MR. DEREK ECKENRODE
Registered Nurse
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3300
MRS. AMY GILBERT R.N.
Registered Nurse (Critical Care Medicine)
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3300
CHELSEY WEBB
Registered Nurse
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 258-6833
MR. EDWARD MORRIS RN, BSN, CRNFA
Registered Nurse
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3316
DEBORAH KATALENAS RN
Registered Nurse
424 SAVANNAH RD, BEEBE HEALTH CARE
LEWES, DE 19958
Sussex County (302) 645-3300
MR. JUSTIN ROSS SPENCER
Registered Nurse
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3336
MS. BRITTANY KAITLYN LASKEY RN, BSN
Registered Nurse
424 SAVANNAH RD
LEWES, DE 19958
Sussex County (302) 645-3300

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 Borislav Antonov's NPI number?

The NPI number for Borislav Antonov is 1336249804. It was assigned to this individual provider in the NPPES registry on September 25, 2006.

Where is Borislav Antonov located?

Borislav Antonov practices at 424 Savannah Rd, Lewes, DE 19958. The listed phone number is (302) 645-3525.

What is Borislav Antonov's specialty?

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

Is Borislav Antonov enrolled in Medicare?

Yes. Borislav Antonov 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 Borislav Antonov accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from NH Healthy Families and Ambetter from Sunflower Health Plan list Borislav Antonov 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 Borislav Antonov 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 14 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.