MEDICARE: DR. MARK GEORGE JANCZEWSKI MD, MPH

Medicare Provider Information

Scope of Practice

The following information about the specialty of the provider is available:

#	Taxonomy Code	Taxonomy	License Number	License Number State
1	2083P0500X	Preventive Medicine/Occupational Environmental Medicine Physician	0101041106	VA
2	207Q00000X	Family Medicine Physician	0101041106	VA
3	2083C0008X	Clinical Informatics Physician	0101041106	VA
4	2083A0100X	Aerospace Medicine Physician	0101041106	VA

Other Identifiers

#	Provider Identifier	Provider Identifier Type	Provider Identifier State	Provider Identifier Issuer
1	0101041106	OTHER	VA	LICENSE
2	ME175967	OTHER	FL	LICENSE

General Provider Information

NPI Number	:	1124022843
Entity Type Code	:	Individual
Provider Name (Legal Business Name)	:	DR. MARK GEORGE JANCZEWSKI MD, MPH

Provider Business Mailing Address
First Line	:	425 S PAYNE ST
Second Line	:
City	:	ALEXANDRIA
State	:	VA
Zip	:	22314-5944
Country	:	US
Telephone Number	:	703-994-7637
Fax Number	:

Provider Business Practice Location Address
First Line	:	425 S PAYNE ST
Second Line	:
City	:	ALEXANDRIA
State	:	VA
Zip	:	22314-5944
Country	:	US
Telephone Number	:	703-994-7637
Fax Number	:

Authorized Official
Title or Position	:
Name	:
Credential	:
Telephone Number	:

Provider Enumeration Date	:	06/09/2005
Last Update Date	:	09/03/2025

Similar Medicare Providers

1851458855 — MS. CATHERINE MARGARET LEE LCSW
Practice Location Address:

417 S PAYNE ST
ALEXANDRIA, VA
22314-5944

Practice Phone: 703-967-5185
Practice Fax: 571-458-7721

1861339186 — TIFFANY NICOLE COLEMAN
Practice Location Address:

625 N PATRICK ST APT 111
ALEXANDRIA, VA
22314-2576

Practice Phone: 202-910-3507
Practice Fax:

1538096979 — CREATIVE ALTERNATIVES PSYCHOTHERAPY, PLLC
Practice Location Address:

1737 KING ST STE 330
ALEXANDRIA, VA
22314-2760

Practice Phone: 202-417-8707
Practice Fax: 202-417-8707

1417541210 — ARIANNA BACON BUTCHER
Practice Location Address:

300 S WASHINGTON ST STE 202
ALEXANDRIA, VA
22314-5403

Practice Phone: 301-485-6226
Practice Fax:

1083617435 — DR. DONALD F LARSON ORTHODONTIST
Practice Location Address:

814 N SAINT ASAPH ST , FL 2
ALEXANDRIA, VA
22314-1718

Practice Phone: 703-838-8998
Practice Fax: 703-838-2714

1508863622 — DR. WILLIAM LEONARD LANG MD, MHA
Practice Location Address:

1600 PRINCE ST STE 113
ALEXANDRIA, VA
22314-2836

Practice Phone: 571-334-4582
Practice Fax:

Directions to “ DR. MARK GEORGE JANCZEWSKI MD, MPH” Practice Location

Language	Start Address	Practice Location

These directions are for planning purposes only. You may find that construction projects, traffic, or other events may cause road conditions to differ from the map results.

Copyright © 2007-2026 (Powered by Swiss Vault Engine), all rights reserved. HIPAA liability, trademark, document use and software licensing rules apply. All registered trademarks, used in the content, are the property of their owners. Your interactions with this site are in accordance with our Terms of Use and Privacy Policy.