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DR. ERIC SPENCER MARKS M.D.
NPI 1316009996
Internal Medicine - Nephrology in Washington, DC

Active since December 13, 2006PECOS Enrolled
6900 GEORGIA AVE NW, WRAMC, BLDG 2, DEPARTMENT OF MEDICINE, WASHINGTON, DC 20307(301) 295-9603(301) 295-3557 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Eric Spencer Marks M.d. NPPES

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

DR. ERIC SPENCER MARKS M.D. (NPI 1316009996) is an individual nephrology provider in Washington, District Of Columbia, licensed in Missouri (R6012) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316009996
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. ERIC SPENCER MARKSCredential: M.D.
Location Address6900 GEORGIA AVE NW, WRAMC, BLDG 2, DEPARTMENT OF MEDICINEWashington, DC 20307-0001
Mailing Address6900 Georgia Ave Nw, Wramc, Bldg 2, Room 2j38Washington, DC 20307-0001 · (301) 871-3758 · Fax (301) 295-3557
Phone(301) 295-9603
Fax(301) 295-3557
Sole ProprietorYes
Enumeration DateDecember 13, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1316009996 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in MO · R6012
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
6900 GEORGIA AVE NW, Washington, DC 20307
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Eric Spencer Marks M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20307 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

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.

DR. MEGAN LAABS
Psychologist (Clinical)
6900 GEORGIA AVE NW
WASHINGTON, DC 20307
District of Columbia (202) 782-8671
MISS SAMORA CASIMIR OTR/L
Occupational Therapist
6900 GEORGIA AVE NW
WASHINGTON, DC 20307
District of Columbia (443) 802-7824
DR. PETER MICHAEL ZAWADSKY JR. M.D.
Pediatrics (Pediatric Infectious Diseases)
6900 GEORGIA AVE NW
WASHINGTON, DC 20307
District of Columbia (202) 782-3321
ANNE MARIE ANDREWS PHD, RD, LD
Dietitian, Registered
6900 GEORGIA AVE NW, NUTRITION CARE DIRECTORATE
WASHINGTON, DC 20307
District of Columbia (202) 782-0387
DR. MICHAEL WILLIAM PRICE M.D.
Internal Medicine (Infectious Disease)
6900 GEORGIA AVE NW, BLD 2, WARD 63
WASHINGTON, DC 20307
District of Columbia (202) 782-8723
MRS. MARCIA FLOWERS
Military Hospital
6900 GEORGIA AVE NW
WASHINGTON, DC 20307
District of Columbia (202) 782-4740
MR. CHRISTOPHER PAUL WILLARD RPH
Pharmacist
6900 GEORGIA AVE NW, #2P02
WASHINGTON, DC 20307
District of Columbia (202) 782-6071
DEBRA RAE ISENSTEIN LCSW-C
Social Worker (Clinical)
6900 GEORGIA AVE NW
WASHINGTON, DC 20307
District of Columbia (202) 782-3969

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 Eric Marks's NPI number?

The NPI number for Eric Marks is 1316009996. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is Eric Marks located?

Eric Marks practices at 6900 Georgia Ave NW Wramc, Bldg 2, Department Of Medicine, Washington, DC 20307. The listed phone number is (301) 295-9603.

What is Eric Marks's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Eric Marks enrolled in Medicare?

Yes. Eric Marks is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Eric Marks was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.