At a glance
- 12250 Rockville Pike Ste 290, Rockville, MD 20852
About Dr. Obiejemba
Nneoma Obiejemba, M.D is a healthcare provider in Rockville, MD specializing in allergy/immunology. Nneoma is also listed as specializing in emergency medicine and allergy & immunology. Medicare claims data shows Nneoma provided 2,015 services to 463 patients. The services billed most often include test for allergy using allergenic extract, professional service for multiple injections of allergen, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1346664653.
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
- (240) 669-8765
- Email not available
Practice Locations
12250 ROCKVILLE PIKE STE 290
Rockville, MD 20852
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
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
2,015 services · 463 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
984 | Less often than most peers in Allergy/Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
482 | As often as other peers in Allergy/Immunology |
| Professional service for single injection of allergen | Treatment | 95115 |
81 | Less often than most peers in Allergy/Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
70 | Less often than most peers in Allergy/Immunology |
| Test to measure rate of airflow | Treatment | 94375 |
56 | As often as other peers in Allergy/Immunology |
| Test to determine lung volumes using sensors | Treatment | 94726 |
51 | More often than most peers in Allergy/Immunology |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
49 | As often as other peers in Allergy/Immunology |
| Test to measure the level of nitric oxide gas | Treatment | 95012 |
35 | As often as other peers in Allergy/Immunology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
162 | More often than most peers in Allergy/Immunology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
31 | 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.
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 allergy/immunology specialists in Rockville 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2008 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Test for allergy using allergenic extract 8
Providers in MD who bill this service to Medicare most often.
Common questions
What kind of doctor is Nneoma Obiejemba?
Nneoma Obiejemba is an allergy/immunology in Rockville, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Nneoma Obiejemba's address?
Nneoma Obiejemba is listed at 12250 Rockville Pike Ste 290, Rockville, MD 20852. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Nneoma Obiejemba?
The number on file is (240) 669-8765. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Nneoma Obiejemba?
Nneoma Obiejemba's National Provider Identifier is 1346664653. 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 Nneoma Obiejemba train?
Nneoma Obiejemba attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Nneoma Obiejemba have?
Nneoma Obiejemba has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What procedures does Nneoma Obiejemba perform?
According to Medicare billing data, Nneoma Obiejemba provides treatments such as test for allergy using allergenic extract and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Nneoma Obiejemba's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Nneoma Obiejemba. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.