Dr. William Allen McCann, MD
- Medicare services, 2024
- 3,348
- Medicare patients, 2024
- 335
- Part D claims, 2024
- 1,335
- Industry payments
- $545,811
- Affiliated sites
- 1
- Practice address
- 8 Physician Dr, Clyde, NC 28721
- Practice phone
- Call (828) 255-3749
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Allergy Partners of Western North Carolina
Clyde, North Carolina
Find Dr. McCann's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William Allen McCann is an allergist and immunologist in Clyde, North Carolina
Dr. McCann practices at Allergy Partners of Western North Carolina in Clyde, North Carolina.
Dr. McCann's NPI, 1922098250, was assigned on October 27, 2005. Dr. McCann graduated from Georgetown University School of Medicine in 1994. Dr. McCann holds North Carolina license 9600253.
- NPI
- 1922098250NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729186978
- NPI enumeration date
- October 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (828) 255-3749
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Allen McCann practices at Allergy Partners of Western North Carolina in Clyde, North Carolina
Dr. McCann's primary practice is Allergy Partners of Western North Carolina, at 8 Physician Dr, Clyde, NC 28721 in Haywood County. The practice phone is (828) 255-3749.
- Allergy Partners of Western North Carolina8 Physician Dr, Clyde, NC 28721 · Haywood CountyPhone(828) 255-3749
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William Allen McCann is affiliated with 2 sites of care and 1 medical group
Dr. McCann's primary practice is Allergy Partners of Western North Carolina in Clyde, North Carolina. The medical group on file is Allergy Partners of Crestview Hills. Dmand AI also links Dr. McCann to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Allen McCann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McCann practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Allergy Partners of Western North Carolina | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Allen McCann is one of 126 allergists and immunologists in North Carolina
Allergy and immunology is Dr. McCann's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dmand AI has Dr. McCann's licenses on file in 2 states: North Carolina and New Jersey.
Specialties and state licenses
- Allergy and immunology, North CarolinaPrimary
- New Jersey license
Allergists and immunologists near Dr. McCann
Counts of allergists and immunologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Allen McCann billed Medicare for 3,348 services in 2024
CMS data shows 3,348 Medicare services from Dr. McCann across 12 procedure codes in 2024, for 335 Medicare patients. Medicare paid $33,271 for them. Every service was in an office.
Dr. McCann's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,8892024: 3,18210%
- Office and hospital visits
- 2023: 1582024: 1665%
Dr. McCann compared with the North Carolina median for allergists and immunologists, 2024
- Dr. McCann
- North Carolina median
- Medicare services
- 3,348vs 2,35642% above
- Medicare patients
- 335vs 1552.2 times
- Part D claims
- 1,088vs 4402.5 times
Medians across 116 allergists and immunologists in North Carolina with Dmand AI profiles that report each measure.
Dr. McCann's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. McCann?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McCann and other allergists and immunologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Allen McCann treated 335 Medicare patients in 2024, average age 73
CMS counts 335 Medicare patients who saw Dr. McCann in 2024. The largest group is 65 to 74, with 169 patients. 72% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. McCann's median patient age at 49, with 58% women.
Dr. McCann's Medicare patients by age, 2024
Dr. McCann's Medicare patients by sex, 2024
- Women23069%
- Men10531%
Chronic conditions among Dr. McCann's Medicare patients, 2024
- High cholesterol72%
- High blood pressure66%
- Arthritis45%
- Asthma42%
- Mood disorders26%
- Depression23%
- Diabetes22%
- Osteoporosis22%
Share of Medicare patients with each condition. A patient can have several.
Dr. McCann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Allen McCann wrote 1,335 Medicare Part D claims in 2024
In 2024, Dr. McCann wrote 1,335 Medicare Part D claims for 188 patients. 64% of them were for generic drugs. CMS names the drug for 1,088 of them, across 28 drugs with 11 or more claims each, at $684,578 in total drug cost. In 2023, CMS named 956 claims across 25 drugs.
Dr. McCann's Part D claims by kind of drug, 2024
- Generic857 claims64%
- Brand-name478 claims36%
Dr. McCann's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. McCann's Part D claims, 2024
- Antibiotics5%65 of 1,335 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9562024: 1,08814%
Drugs named by CMS: 28 in 2024, 25 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. William Allen McCann takes part in Medicare
Dr. McCann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Allen McCann received $545,811 in industry payments from 2016 to 2025
CMS Open Payments shows 925 general payments to Dr. McCann from 38 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 63% of the total. AstraZeneca Pharmaceuticals LP paid the most, $374,835.
General payments to Dr. McCann by program year, 2016 to 2025
General payments to Dr. McCann by kind, 2016 to 2025
- Speaker and faculty fees$342,17563%
- Consulting fees$146,56227%
- Travel and lodging$31,7886%
- Food and beverage$24,5284%
- Other$7580%
Companies that paid Dr. McCann the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Allen McCann graduated from Georgetown University School of Medicine
Dr. McCann graduated from Georgetown University School of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Allen McCann's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Allen McCann
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Allen McCann's NPI number?
Dr. William Allen McCann's NPI number is 1922098250. It was assigned on October 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Allen McCann?
Dr. William Allen McCann is an allergist and immunologist in Clyde, North Carolina. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. William Allen McCann practice?
Dr. McCann practices at 8 Physician Dr, Clyde, NC 28721. Dr. McCann's primary practice is Allergy Partners of Western North Carolina in Clyde, North Carolina. Dmand AI also links Dr. McCann to 1 group practice or clinic.
What is Dr. William Allen McCann's office phone number?
The practice phone on file for Dr. McCann is (828) 255-3749.
What is Dr. William Allen McCann's medical license number?
Dr. McCann holds North Carolina license 9600253, one of the licenses on file in 2 states.
Which states has Dr. William Allen McCann been licensed in?
Dmand AI has state licenses on file for Dr. McCann in North Carolina and New Jersey.
What medical group is Dr. William Allen McCann part of?
Dr. McCann is linked to Allergy Partners of Crestview Hills.
Does Dr. William Allen McCann accept Medicare?
Yes. CMS data shows Dr. McCann billed Medicare for 3,348 services in 2024, and Dr. McCann accepts Medicare assignment.
How many Medicare patients does Dr. William Allen McCann see?
CMS counts 335 Medicare patients who saw Dr. McCann in 2024, with an average age of 73.
What services does Dr. William Allen McCann bill to Medicare?
In 2024, Dr. McCann's most billed Medicare services were allergy test or treatment (95165), allergy test or treatment (95004) and allergy test or treatment (95117).
Show 4 more questionsShow fewer questions
Where did Dr. William Allen McCann go to medical school?
Dr. McCann graduated from Georgetown University School of Medicine in 1994.
What drugs does Dr. William Allen McCann prescribe most?
In 2024 Medicare Part D data, Dr. McCann's most prescribed drugs by claims were Montelukast Sodium, Levocetirizine Dihydrochloride and Fluticasone Propionate.
Has Dr. William Allen McCann received payments from drug or device companies?
CMS Open Payments shows $545,811 in general payments to Dr. McCann from 38 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. William Allen McCann been practicing?
Dr. McCann graduated from medical school in 1994, 32 years ago.
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