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Edit this profileAt a glance
- 950 Hendersonville Rd, Asheville, NC 28803
About William Mccann
William A. McCann, M. D. is a healthcare provider in Asheville, NC specializing in allergy & immunology. William trained at Georgetown University School of Medicine, graduating in 1994. According to Medicare claims data, William cared for 550 Medicare patients across 3,348 services. The services billed most often include professional service for preparation and provision of 1 or more antigens, test for allergy using allergenic extract, and professional service for multiple injections of allergen. This provider record is associated with NPI 1922098250.
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
- (828) 255-3749
- Email not available
Practice Locations
950 HENDERSONVILLE RD
Asheville, NC 28803
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
3,348 services · 550 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
1,070 | As often as other peers in Allergy & Immunology |
| Test for allergy using allergenic extract | Treatment | 95004 |
1,012 | As often as other peers in Allergy & Immunology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
503 | As often as other peers in Allergy & Immunology |
| Test for allergy using allergenic extract injected into skin | Treatment | 95024 |
286 | As often as other peers in Allergy & Immunology |
| Professional service for single injection of allergen | Treatment | 95115 |
86 | Less often than most peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
74 | More often than most peers in Allergy & Immunology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
72 | Less often than most peers in Allergy & Immunology |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
62 | As often as other peers in Allergy & Immunology |
| Test to measure the level of nitric oxide gas | Treatment | 95012 |
17 | Less often than most 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 |
109 | More often than most 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.
Other allergists at this location 8
Same specialty, same street address — most likely the same department or group.
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 Asheville 3
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Georgetown 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 NC who bill this service to Medicare most often.
Common questions
What kind of doctor is William A. McCann?
William A. McCann is an allergist in Asheville, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
What is William A. McCann's address?
William A. McCann is listed at 950 Hendersonville Rd, Asheville, NC 28803. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with William A. McCann?
The number on file is (828) 255-3749. Contact the office directly to confirm availability and scheduling.
NPI registry
What is William A. McCann's NPI number?
William A. McCann's National Provider Identifier is 1922098250. 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 William A. McCann train?
William A. McCann attended Georgetown University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has William A. McCann been practicing?
William A. McCann has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does William A. McCann perform?
According to Medicare billing data, William A. McCann 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
Has William A. McCann confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William A. McCann. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.