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ANDREW MAREK M.D.
NPI 1508399213
Dermatology in Baltimore, MD

Active since April 10, 2017PECOS EnrolledAccepts Medicare Assignment
0/100
CMS Quality Rating
1427 CLARKVIEW RD STE 300E, BALTIMORE, MD 21209(410) 296-0414(410) 354-0186 Get Directions Write a Review

NPPES record last updated: June 25, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 25, 2024, Jun 20, 2024, Feb 22, 2022 and 1 more (4 updates tracked since 2017).

About Andrew Marek M.d. NPPES

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

ANDREW MAREK M.D. (NPI 1508399213) is an individual dermatology provider in Baltimore, Maryland, licensed in Maryland (D0090289) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS and is a graduate of Perelman School Of Med At The University Of Pennsylvania (2017).

NPPES Registry Identity

NPI1508399213
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameANDREW MAREKCredential: M.D.
Location Address1427 CLARKVIEW RD STE 300EBaltimore, MD 21209-2100
Mailing Address1427 Clarkview Rd Ste 300eBaltimore, MD 21209-2100 · (410) 296-0414 · Fax (410) 354-0186
Phone(410) 296-0414
Fax(410) 354-0186
Sole ProprietorYes
Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 2017
Enumeration DateApril 10, 2017
Last NPPES UpdateJune 25, 20244 updates tracked since enumeration
NPPES CertifiedJune 25, 2024
✔ NPI 1508399213 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in MD · D0090289
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.
1427 CLARKVIEW RD STE 300E, Baltimore, MD 21209
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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

Andrew Marek 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 ID9032467360
PECOS Enrollment IDI20210817002038
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 Andrew Marek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc
5.0 mi
Health Maintenance Organization
2391 GREENSPRING DRIVE
Timonium, MD 21093
  • Reassigned Medicare billing, Maryland enrollment
  • 1,253 clinicians in this Medicare group
NPI 1467114207 (301) 816-2424

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 11

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.
609 services158 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.
416 services369 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
242 services217 patients
Destruction of skin growth, 1-14 growths 17110
"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.
140 services129 patients
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.
103 services96 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.
88 services80 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21209 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
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.

0/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0

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. SARAH ELIZABETH MCMILLAN M.D.
Specialist
1427 CLARKVIEW RD STE 300E
BALTIMORE, MD 21209
Baltimore County (410) 296-0414

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 Andrew Marek's NPI number?

The NPI number for Andrew Marek is 1508399213. It was assigned to this individual provider in the NPPES registry on April 10, 2017.

Where is Andrew Marek located?

Andrew Marek practices at 1427 Clarkview Rd Ste 300E, Baltimore, MD 21209. The listed phone number is (410) 296-0414.

What is Andrew Marek's specialty?

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

Is Andrew Marek enrolled in Medicare?

Yes. Andrew Marek 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 Andrew Marek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Marek reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Timonium, MD). 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 Andrew Marek'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 Andrew Marek was last updated on June 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.