Dr. William K. Halstenberg, MD
- Medicare services, 2018
- 945
- Part D claims, 2018
- 76
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 509 Biltmore Ave, Asheville, NC 28801
- Practice phone
- Call (828) 213-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Halstenberg'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 K. Halstenberg is an internist in Asheville, North Carolina
Dr. Halstenberg practices at Mission Hospital in Asheville, North Carolina, part of HCA Healthcare.
Dr. Halstenberg's NPI, 1699770685, was assigned on June 16, 2005. Dr. Halstenberg holds North Carolina license 9400820.
- NPI
- 1699770685NPI Registry (opens in a new tab)
- NPI enumeration date
- June 16, 2005
- NPI status
- Active
- Practice phone
- (828) 213-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William K. Halstenberg practices at Mission Hospital in Asheville, North Carolina
Dr. Halstenberg's primary practice is Mission Hospital, at 509 Biltmore Ave, Asheville, NC 28801 in Buncombe County. The practice phone is (828) 213-1111.
- Mission Hospital509 Biltmore Ave, Asheville, NC 28801 · Buncombe CountyPhone(828) 213-1111
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William K. Halstenberg is affiliated with 1 site of care and 1 medical group
Dr. Halstenberg's primary practice is Mission Hospital in Asheville, North Carolina, part of HCA Healthcare. The medical group on file is Mission Health Community Multispecialty Providers.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William K. Halstenberg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Halstenberg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mission Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across HCA Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William K. Halstenberg is one of 3,705 internists in North Carolina
Internal medicine is Dr. Halstenberg's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Halstenberg is licensed in North Carolina.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
Internists near Dr. Halstenberg
Counts of internists 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 K. Halstenberg billed Medicare for 945 services in 2018
CMS data shows 945 Medicare services from Dr. Halstenberg across 7 procedure codes in 2018. Medicare paid $72,833 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Halstenberg's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 9192018: 9453%
Dr. Halstenberg compared with the North Carolina median for internists, 2018
- Dr. Halstenberg
- North Carolina median
- Medicare services
- 945vs 52181% above
- Part D claims
- 76vs 27272% below
Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.
Dr. Halstenberg's most billed Medicare procedure codes, 2018
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. Halstenberg?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Halstenberg and other internists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William K. Halstenberg wrote 76 Medicare Part D claims in 2018
In 2018, Dr. Halstenberg wrote 76 Medicare Part D claims. They cover 5 drugs, with $5,266 in total drug cost. In 2017, CMS named 29 claims across 2 drugs.
Dr. Halstenberg's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 292018: 76162%
Drugs named by CMS: 5 in 2018, 2 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. William K. Halstenberg'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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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 K. Halstenberg
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 K. Halstenberg's NPI number?
Dr. William K. Halstenberg's NPI number is 1699770685. It was assigned on June 16, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William K. Halstenberg?
Dr. William K. Halstenberg is an internist in Asheville, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William K. Halstenberg practice?
Dr. Halstenberg practices at 509 Biltmore Ave, Asheville, NC 28801. Dr. Halstenberg's primary practice is Mission Hospital in Asheville, North Carolina, part of HCA Healthcare.
What is Dr. William K. Halstenberg's office phone number?
The practice phone on file for Dr. Halstenberg is (828) 213-1111.
What is Dr. William K. Halstenberg's medical license number?
Dr. Halstenberg holds North Carolina license 9400820.
Which hospitals is Dr. William K. Halstenberg affiliated with?
Dr. Halstenberg practices at Mission Hospital in Asheville, North Carolina.
What medical group is Dr. William K. Halstenberg part of?
Dr. Halstenberg is linked to Mission Health Community Multispecialty Providers.
Does Dr. William K. Halstenberg accept Medicare?
Yes. CMS data shows Dr. Halstenberg billed Medicare for 945 services in 2018.
What services does Dr. William K. Halstenberg bill to Medicare?
In 2018, Dr. Halstenberg's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
What drugs does Dr. William K. Halstenberg prescribe most?
In 2018 Medicare Part D data, Dr. Halstenberg's most prescribed drugs by claims were Furosemide, Amlodipine Besylate and Metoprolol Succinate.
How long has Dr. William K. Halstenberg been practicing?
Dr. Halstenberg's NPI was assigned in 2005.
Selling to internal medicine practices?
See internists in North Carolina by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card