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DR. JAMES AUSTIN COX M.D.
NPI 1770723256
Dermatology in Bethesda, MD

Active since February 24, 2009PECOS EnrolledAccepts Medicare Assignment
4494 PALMER ROAD NORTH, BETHESDA, MD 20889(301) 295-2427 Get Directions Write a Review

NPPES record last updated: February 14, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 14, 2025, Jan 5, 2024, Feb 24, 2023 and 1 more (4 updates tracked since 2022).

About Dr. James Austin Cox M.d. NPPES

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

DR. JAMES AUSTIN COX M.D. (NPI 1770723256) is an individual dermatology provider in Bethesda, Maryland, licensed in South Carolina (MD40085) and active in the NPI registry since February 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Fairfax, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (2008).

NPPES Registry Identity

NPI1770723256
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameDR. JAMES AUSTIN COXCredential: M.D.
Location Address4494 PALMER ROAD NORTHBethesda, MD 20889-0992
Mailing Address3930 Pender Dr Ste 210Fairfax, VA 22030-0992 · (703) 828-7128 · Fax (703) 825-7718
Phone(301) 295-2427
Sole ProprietorNo
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 2008
Enumeration DateFebruary 24, 2009
Last NPPES UpdateFebruary 14, 20254 updates tracked since enumeration
NPPES CertifiedFebruary 14, 2025
✔ NPI 1770723256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in SC · MD40085
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
4494 PALMER ROAD NORTH, Bethesda, MD 20889
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Secondary Practice Location 1

Location 13930 Pender Dr Ste 210Fairfax, VA 22030-0992 · Phone (703) 828-7128 · Fax (703) 825-7718

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. James Austin Cox 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 ID4688030729
PECOS Enrollment IDI20240206002704
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 James Cox reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dermatology Of Virginia
16 mi
Dermatology
3930 PENDER DR, SUITE 210
Fairfax, VA 22030
  • Reassigned Medicare billing, District of Columbia enrollment
  • 2 clinicians in this Medicare group
NPI 1205212933 (703) 828-7128

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 7

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.

Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
98 services12 patients
Biopsy of related skin growth, first growth 11102
A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.
26 services21 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.
23 services22 patients
Destruction of precancer skin growth, 15 or more growths 17004
This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.
18 services15 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
15 services15 patients
Biopsy of related skin growth, each additional growth 11103
A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.
14 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20889 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

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.

NICHOLAS PATRICK LOPREIATO MD
Orthopaedic Surgery
4494 PALMER ROAD NORTH
BETHESDA, MD 20889
Montgomery County (301) 400-3416
PATRICIA GUAY-BERRY RD
Dietitian, Registered
4494 PALMER ROAD NORTH
BETHESDA, MD 20889
Montgomery County (301) 400-2713

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 James Cox's NPI number?

The NPI number for James Cox is 1770723256. It was assigned to this individual provider in the NPPES registry on February 24, 2009.

Where is James Cox located?

James Cox practices at 4494 Palmer Road North, Bethesda, MD 20889. The listed phone number is (301) 295-2427.

What is James Cox's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is James Cox enrolled in Medicare?

Yes. James Cox 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 James Cox's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Cox reassigns Medicare benefits to Dermatology Of Virginia (Fairfax, VA). 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 James Cox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for James Cox was last updated on February 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.