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John Wallmark in Laurel, Maryland

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John Wallmark has Hematology/oncology as his primary medical specialty. Their primary office is: 7350 Van Dusen Rd in Laurel, Maryland. There are 4 additional office locations for John Wallmark that can be viewed towards the end of their profile.

They're a part of the: Maryland Oncology Hematology Pa medical group which has around 79 members. You can call their office at 301-982-9800 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended Hahnemann University College Of Medicine and graduated in 1992 (around 32 years of experience). They are listed as doing telehealth appointments.


John Michael Wallmark Office Phone and Directions

John Wallmark
Maryland Oncology Hematology Pa
7350 Van Dusen Rd
Laurel, Maryland 20707
301-982-9800


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Phone: 301-982-9800


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Healthcare Info for John Wallmark

Medical School: Hahnemann University College Of Medicine
Graduation Year: 1992
The Primary Medical Specialty for John Wallmark is listed as: Hematology/oncology
Approximate Years of Experience: 32
PAC (PECOS ID)#: 5799868592
NPI #: 1689755365
NPI Created On: 10/18/2006
NPI Last Updated Listed as: 08/01/2012
Primary Taxonomy Code: 207RH0003X
License Number:
D0053177
Listed Gender: Male

Insurance, Services, Charges


Forms of insurance accepted by include, but are not limited to:

  • CareFirst BlueChoice, Inc.
  • Group Hospitalization and Medical Services Inc.
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.


Services and Procedures include:

  1. Insertion of needle into vein for collection of blood sample
  2. Blood test, comprehensive group of blood chemicals
  3. Beta-2 microglobulin (protein) level
  4. Carcinoembryonic antigen (cea) protein level
  5. Ferritin (blood protein) level
  6. Haptoglobin (serum protein) level
  7. Iron level
  8. Iron binding capacity
  9. Lactate dehydrogenase (enzyme) level
  10. Complete blood cell count (red cells, white blood cell, platelets), automated test
  11. Blood test, clotting time
  12. Vaccine for influenza for administration into muscle, 0.5 ml dosage
  13. Hydration infusion into a vein 31 minutes to 1 hour
  14. Hydration infusion into a vein
  15. Infusion into a vein for therapy, prevention, or diagnosis up to 1 hour
  16. Infusion into a vein for therapy, prevention, or diagnosis
  17. Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour
  18. Infusion into a vein for therapy, prevention, or diagnosis, concurrent with another infusion
  19. Injection beneath the skin or into muscle for therapy, diagnosis, or prevention
  20. Injection of different drug or substance into a vein for therapy, diagnosis, or prevention

They took part in Medicare's Electronic Health Record Incentive Program which was designed to help move people over to electronic records and improve the systems that were already in place.
They took part in the Medicare Physician Quality Reporting System (PQRS).

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Context of payment:: ;G2781023;EPRINTS;10399335

Record ID:: 845880673

Being Disputed:: No

Product Related: Yes


Additional Office Locations

1. Maryland Oncology Hematology Pa
6420 Rockledge Dr
Bethesda, MD 20817
Suite 4200
Group Members: 79

Phone: 301-982-9800

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2. Maryland Oncology Hematology Pa
9905 Medical Ctr Dr
Rockville, MD 20850
Group Members: 79


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3. Maryland Oncology Hematology Pa
11886 Healing Way
Silver Spring, MD 20904
Group Members: 79

Phone: 301-982-9800

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4. Maryland Oncology Hematology Pa
10710 Charter Dr
Columbia, MD 21044
Suite G020
Group Members: 79

Phone: 301-982-9800

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Hematology/oncology Professionals in Laurel

7350 Van Dusen Rd
Laurel, MD
Maryland Oncology Hematology Pa

7350 Van Dusen Rd
Laurel, MD
Maryland Oncology Hematology Pa

8343 Cherry Ln
Laurel, MD

7350 Van Dusen Rd
Laurel, MD
Maryland Oncology Hematology Pa

7350 Van Dusen Rd
Laurel, MD
Maryland Oncology Hematology Pa

7350 Van Dusen Rd
Laurel, MD
Maryland Oncology Hematology Pa

Providers in Maryland Oncology Hematology Pa

1.Courtney Ackerman

7350 Van Dusen Rd
Laurel Md 20707-5231
Maryland Oncology Hematology Pa
Hematology/oncology

2.Courtney Ackerman

11886 Healing Way
Silver Spring Md 20904-7917
Maryland Oncology Hematology Pa
Hematology/oncology

3.Kashif Ali Md

7350 Van Dusen Rd
Laurel Md 20707-5231
Maryland Oncology Hematology Pa
Internal Medicine

4.Nouman Asif

7211 Bank Ct
Frederick Md 21703-2807
Maryland Oncology Hematology Pa
Medical Oncology

5.Nouman Asif

9905 Medical Ctr Dr
Rockville Md 20850-6535
Maryland Oncology Hematology Pa
Hematology/oncology

6.Cengiz Aygun

11886 Healing Way
Silver Spring Md 20904-7917
Maryland Oncology Hematology Pa
Radiation Oncology

View all 79 members of Maryland Oncology Hematology Pa medical group