PECOS
8901 WISCONSIN AVE
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
Internal Medicine Allergy & Immunology Providers in Maryland
207RA0201X
Maryland
50Providers in state
8Organizations
42Individuals
1/1Page
A directory of 50 health care providers with a business address in Maryland whose primary or secondary taxonomy code is 207RA0201X (Internal Medicine Allergy & Immunology). Of these, 8 are registered as organizations and 42 as individual providers. About taxonomy code 207RA0201X ›
Maryland Internal Medicine Allergy & Immunology Directory
Showing 45 providers on page 1 of 1, sorted by last name / organization name. Use the bar below to filter the providers on this page.
PECOS
5501 HOPKINS BAYVIEW CIR, ROOM 2A62
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
No PECOS
4467 OLD BRANCH AVE, SUITE 203
Temple Hills, MD 20748
Temple Hills, MD 20748
- Not in PECOS data
- Individual · Allergy
133 DEFENSE HWY, SUITE 109
Annapolis, MD 21401
Annapolis, MD 21401
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Pulmonary Disease
No PECOS
6250 OLD DOBBIN LN
Columbia, MD 21045
Columbia, MD 21045
- Not in PECOS data
- Organization · Family Medicine
PECOS
WALTER REED NATIONAL NAVAL CTR, 8901 WISCONSIN AVE
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
No PECOS
BLDG 10 RM 11N236, 10 CENTER DRIVE MSC 1881
Bethesda, MD 20892
Bethesda, MD 20892
- Not in PECOS data
- Individual · Allergy & Immunology
No PECOS
600 N WOLFE ST
Baltimore, MD 21287
Baltimore, MD 21287
- Not in PECOS data
- Individual · Allergy & Immunology
PECOS
10 CENTER DRIVE
Bethesda, MD 20814
Bethesda, MD 20814
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Internal Medicine
5501 HOPKINS BAYVIEW CIR
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
No PECOS
10 CENTER DRIVE
Bethesda, MD 20814
Bethesda, MD 20814
- Not in PECOS data
- Individual · Allergy & Immunology
2415 MUSGROVE RD, SUITE 107
Silver Spring, MD 20904
Silver Spring, MD 20904
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
PECOS
985 PRINCE FREDERICK BLVD STE 201
Prince Frederick, MD 20678
Prince Frederick, MD 20678
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
No PECOS
31 CENTER DR #7A03
Bethesda, MD 20892
Bethesda, MD 20892
- Not in PECOS data
- Individual · Student in an Organized Health Care Education/Training Program
No PECOS
6455 MACHINE STREET
Aberdeen Proving Ground, MD 21005
Aberdeen Proving Ground, MD 21005
- Not in PECOS data
- Individual · Allergy & Immunology
10 CENTER DR., BUILDING 10, ROOM 5-2448
Bethesda, MD 20814
Bethesda, MD 20814
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
14995 SHADY GROVE RD STE 100
Rockville, MD 20850
Rockville, MD 20850
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
No PECOS
301 SAINT PAUL PL, SUITE 300-T DEPARTMENT OF MEDICINE
Baltimore, MD 21202
Baltimore, MD 21202
- Not in PECOS data
- Individual · Allergy & Immunology
5501 HOPKINS BAYVIEW CIR
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
PECOS
5501 HOPKINS BAYVIEW CIRCLE ROOM 2A62
Baltimore, MD 21264
Baltimore, MD 21264
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
1838 GREENE TREE RD STE 260
Pikesville, MD 21208
Pikesville, MD 21208
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
No PECOS
600 N WOLFE ST
Baltimore, MD 21287
Baltimore, MD 21287
- Not in PECOS data
- Organization · Allergy & Immunology
PECOS
22 S GREENE ST
Baltimore, MD 21201
Baltimore, MD 21201
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Rheumatology
No PECOS
15201 SHADY GROVE RD
Rockville, MD 20850
Rockville, MD 20850
- Not in PECOS data
- Individual · Allergy & Immunology
PECOS
5501 HOPKINS BAYVIEW CIR
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Student in an Organized Health Care Education/Training Program
No PECOS
600 N WOLFE ST
Baltimore, MD 21287
Baltimore, MD 21287
- Not in PECOS data
- Individual · Allergy & Immunology
PECOS
8901 WISCONSIN AVE, AMERICA BUILDING, 4TH DECK ALLERGY & IMMUNOLOGY
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
4494 PALMER RD N
Bethesda, MD 20814
Bethesda, MD 20814
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
111 W HIGH ST, SUITE 311
Elkton, MD 21921
Elkton, MD 21921
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
No PECOS
111 WEST HIGH STREET, SUITE 311
Elkton, MD 21921
Elkton, MD 21921
- Not in PECOS data
- Organization · Allergy & Immunology
11350 MCCORMICK RD STE 102
Hunt Valley, MD 21065
Hunt Valley, MD 21065
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
4 CENTER DR, BLDG 4 - ROOM B1-03
Bethesda, MD 20892
Bethesda, MD 20892
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
5501 HOPKINS BAYVIEW CIRCLE
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
7141 SECURITY BOULEVARD
Baltimore, MD 21244
Baltimore, MD 21244
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
4940 EASTERN AVE
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
No PECOS
5225 POOKS HILL RD, SUITE 1-A
Bethesda, MD 20814
Bethesda, MD 20814
- Not in PECOS data
- Organization · Allergy & Immunology
PECOS
8901 ROCKVILLE PIKE
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
8901 ROCKVILLE PIKE BETHESDA
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
No PECOS
208 PLUMTREE ROAD, B
Bel Air, MD 21015
Bel Air, MD 21015
- Not in PECOS data
- Organization · Allergy & Immunology
No PECOS
7501 SURRATTS RD, #202
Clinton, MD 20735
Clinton, MD 20735
- Not in PECOS data
- Organization · Allergy
No PECOS
133 DEFENSE HWY, SUITE 109
Annapolis, MD 21401
Annapolis, MD 21401
- Not in PECOS data
- Organization · Internal Medicine
NNMC, 8901 ROCKVILLE PIKE
Bethesda, MD 20889
Bethesda, MD 20889
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
PECOS
4940 EASTERN AVE
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Individual · Allergy & Immunology
5501 HOPKINS BAYVIEW CIR
Baltimore, MD 21224
Baltimore, MD 21224
- Enrolled in PECOS, eligible to order and refer
- Accepts Medicare assignment
- Individual · Allergy & Immunology
10 CENTER DR
Bethesda, MD 20892
Bethesda, MD 20892
- Enrolled in PECOS, eligible to order and refer
- Individual · Pediatric Allergy/Immunology
No providers on this page match your filter. Search the full directory instead.
Frequently Asked Questions
As of the latest NPPES update, 50 providers in Maryland are registered under taxonomy code 207RA0201X (Internal Medicine Allergy & Immunology). Of these, 8 (16%) are organizations and 42 (84%) are individual providers. Among the individual providers, 22 are female and 20 are male.
Each card shows a PECOS badge based on the CMS Order and Referring dataset. A green PECOS badge means the provider appears in that dataset as eligible to order and refer. Open the provider profile, then verify directly in PECOS before relying on it for claims or credentialing.
The directory is rebuilt from the public NPPES registry, which is refreshed weekly. The NPI data on this page was last updated on June 28, 2026. A provider that recently updated their record may take a short time to appear here.
Provider Composition & Statistics
50Total providers
8Organizations 16%
42Individuals 84%
22Female
20Male
Counts reflect Maryland. Gender is recorded for individual providers only. Source: NPPES.
Provider data from the National Plan and Provider Enumeration System (NPPES), refreshed weekly. PECOS status from the CMS Medicare Order and Referring dataset. Taxonomy from the NUCC code set, Version 25.1.
