1. Home
  2. Directory
  3. Maryland
  4. Greenbelt
  5. Internal Medicine
  6. NPI Profile

DR. MARTIN D WELTZ D.O.
NPI 1740283100
Internal Medicine - Hematology & Oncology in Greenbelt, MD

Active since May 31, 2005PECOS Enrolled
7525 GREENWAY CENTER DR, STE 205, GREENBELT, MD 20770(301) 982-9800(301) 982-2420 Get Directions Write a Review

NPPES record last updated: April 18, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 18, 2022, Oct 13, 2021, Sep 18, 2019 (3 updates tracked since 2019).

About Dr. Martin D Weltz D.o. NPPES

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

DR. MARTIN D WELTZ D.O. (NPI 1740283100) is an individual hematology & oncology provider in Greenbelt, Maryland, licensed in Maryland (D0023743) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1740283100
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. MARTIN D WELTZCredential: D.O.
Location Address7525 GREENWAY CENTER DR, STE 205Greenbelt, MD 20770-3525
Mailing Address7525 Greenway Center Dr, Ste 205Greenbelt, MD 20770-3525 · (301) 982-9800 · Fax (301) 982-2420
Phone(301) 982-9800
Fax(301) 982-2420
Sole ProprietorNo
Enumeration DateMay 31, 2005
Last NPPES UpdateApril 18, 20223 updates tracked since enumeration
NPPES CertifiedApril 18, 2022
✔ NPI 1740283100 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Licenses✔ Licensed in MD · D0023743✔ Licensed in WV · 3470✔ Licensed in IN · 02005407A
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
7525 GREENWAY CENTER DR, Greenbelt, MD 20770
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1327 Medical Park DrBridgeport, WV 26330-9006 · Phone (681) 342-1842
Location 2705 Garfield Ave Ste 220Parkersburg, WV 26101-5444 · Phone (304) 424-2606

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Providence Health Plan.Insurance ›

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. Martin D Weltz D.o. 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.

Areas of Expertise CMS Part B claims 2

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.

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.
18 services17 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.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20770 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
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.

MEZGEBE HAILE MD, PA
Specialist
7525 GREENWAY CENTER DR, SUITE T 5
GREENBELT, MD 20770
Prince George's County (301) 345-1400
RICHARD S COHEN DPM PA
Podiatrist
7525 GREENWAY CENTER DR, SUITE 112
GREENBELT, MD 20770
Prince George's County (301) 345-4087
METRO HEALTHCARE PC
Internal Medicine (Infectious Disease)
7525 GREENWAY CENTER DR, SUITE 202
GREENBELT, MD 20770
Prince George's County (301) 345-6465
ANGELA HUBBARD MD PA
Pediatrics (Adolescent Medicine)
7525 GREENWAY CENTER DR, SUITE #110
GREENBELT, MD 20770
Prince George's County (301) 220-1200
GADSON, LLC
Clinic/Center
7525 GREENWAY CENTER DR
GREENBELT, MD 20770
Prince George's County (301) 441-7856
DR. ZAHRA BUTOOL AHMED M.D.
Family Medicine
7525 GREENWAY CENTER DR, SUITE 105
GREENBELT, MD 20770
Prince George's County (301) 313-0425
ACE CARDIOVASCULAR ASSOCIATES
Internal Medicine (Cardiovascular Disease)
7525 GREENWAY CENTER DR, SUITE 313
GREENBELT, MD 20770
Prince George's County (301) 345-4100
DANIELLE R WALDROP M.D.
Obstetrics & Gynecology
7525 GREENWAY CENTER DR, #216
GREENBELT, MD 20770
Prince George's County (301) 486-1870

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 Martin Weltz's NPI number?

The NPI number for Martin Weltz is 1740283100. It was assigned to this individual provider in the NPPES registry on May 31, 2005.

Where is Martin Weltz located?

Martin Weltz practices at 7525 Greenway Center Dr Ste 205, Greenbelt, MD 20770. The listed phone number is (301) 982-9800.

What is Martin Weltz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Martin Weltz enrolled in Medicare?

Yes. Martin Weltz is registered in the Medicare PECOS enrollment system.

What insurance does Martin Weltz accept?

Health plans from CareSource and Providence Health Plan list Martin Weltz 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 Martin Weltz was last updated on April 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.