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Edit this profileWhere to find Paul B. Keiser, M.D.
- Rockville location main office
6000 Executive Blvd Ste 615, Rockville, MD 20852 - Reston location
1800 Town Center Dr Ste 215, Reston, VA 20190 - Woodbridge location
2200 Opitz Blvd Ste 230, Woodbridge, VA 22191
About Dr. Keiser
Paul B. Keiser, M.D. is a healthcare provider in Rockville, MD specializing in allergy & immunology. Paul trained at Washington University School of Medicine, graduating in 1994. Paul is also listed as specializing in allergy. Medicare claims data shows Paul provided 18,397 services to 540 patients. The services billed most often include injection, tezepelumab-ekko, 1 mg, injection, omalizumab, 5 mg, and professional service for preparation and provision of 1 or more antigens. This provider record is associated with NPI 1457476699.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (202) 782-3321
- Email not available
Practice Locations
6000 EXECUTIVE BLVD STE 615
Rockville, MD 20852
1800 Town Center Dr Ste 215
Reston, VA 20190
2200 Opitz Blvd Ste 230
Woodbridge, VA 22191
Conditions Commonly Evaluated or Treated
Within Allergy and Immunology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Allergies
Digestive
Drug allergies
Drug allergy
Emergency
Environmental
Eye
Food allergies
- Egg Allergy
- Milk Allergy
- Peanut Allergy
- Shellfish Allergy
- Soy Allergy
- Tree Nut Allergy
- Wheat Allergy
Immune conditions
Immunology
- Common Variable Immunodeficiency
- Frequent Infections
- Hereditary Angioedema
- Mast Cell Activation Syndrome
- Weak Immune System
Lung conditions
Respiratory
Sinus
Sinus conditions
Skin
Skin conditions
Procedures & services
Breathing & Airway
Most searched procedures
Allergy treatments
- Allergy Drops
- Asthma Biologics
- Food Desensitization
- Peanut Allergy Pill Treatment
- Sublingual Dust Mite Treatment
- Under-The-Tongue Allergy Tablets
Diagnostic
- Asthma challenge test
- Drug Challenge Test
- Exercise Challenge Breathing Test
- Exhaled nitric oxide test
- Ice Cube Test for Cold Allergy
- Immune System Blood Test
- Nasal endoscopy
- Oral Food Challenge
- Peak Flow Test
- Penicillin Allergy Testing
- Spirometry
- Tryptase Blood Test
- Vaccine Challenge Test
- Vaccine Response Antibody Test
Infusion
Medication therapy
Medications
Preventive
Respiratory
Tests
- Allergy Blood Testing
- Allergy Skin Prick Test
- Blood Component Allergy Test
- Complement Blood Test
- Eosinophil Blood Count
- Intradermal Allergy Test
- Pulmonary function test
- Skin Test For Metal Allergy
- Total IgE Blood Test
Treatment
Procedures Most Often Billed to Medicare
18,397 services · 540 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
4,052 | More often than most peers in Allergy & Immunology |
| Test for allergy using allergenic extract | Treatment | 95004 |
579 | Less often than most peers in Allergy & Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
495 | As often as other peers in Allergy & Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
145 | As often as other peers in Allergy & Immunology |
| Professional service for single injection of allergen | Treatment | 95115 |
106 | Less often than most peers in Allergy & Immunology |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
84 | Less often than most peers in Allergy & Immunology |
| Test to measure rate of airflow | Treatment | 94375 |
34 | As often as other peers in Allergy & Immunology |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
20 | Less often than most peers in Allergy & Immunology |
| Injection, tezepelumab-ekko, 1 mg | Drug given | J2356 |
6,510 | Less often than most peers in Allergy & Immunology |
| Injection, omalizumab, 5 mg | Drug given | J2357 |
6,240 | As often as other peers in Allergy & Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other allergists in Rockville 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Professional service for preparation and provision of 1 or more antigens 7
Providers in MD who bill this service to Medicare most often.
Common questions
What does Paul B. Keiser specialize in?
Paul B. Keiser is an allergist in Rockville, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Where is Paul B. Keiser located?
Paul B. Keiser is listed at 6000 Executive Blvd Ste 615, Rockville, MD 20852. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Paul B. Keiser's phone number?
The number on file is (202) 782-3321. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Paul B. Keiser?
Paul B. Keiser's National Provider Identifier is 1457476699. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Paul B. Keiser train?
Paul B. Keiser attended Washington University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Paul B. Keiser have?
Paul B. Keiser has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Paul B. Keiser do most often?
According to Medicare billing data, Paul B. Keiser provides treatments such as professional service for preparation and provision of 1 or more antigens and test for allergy using allergenic extract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Paul B. Keiser's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Paul B. Keiser. If this is you, claiming it is free.
Guide.md
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