Dr. Daniel Warren Vollhaber, MD
- Medicare services, 2024
- 291
- Medicare patients, 2024
- 214
- Part D claims, 2024
- 31
- Hospital affiliations
- 6
- Industry payments
- $4,315
- Practice address
- 4000 Wellness Drive, Midland, MI 48670
- Practice phone
- Call (989) 839-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Vollhaber'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. Daniel Warren Vollhaber is a neurosurgeon in Midland, Michigan
Dr. Vollhaber practices at MyMichigan Medical Center Midland in Midland, Michigan, part of MyMichigan Health.
Dr. Vollhaber's NPI, 1790167559, was assigned on June 29, 2015. Dr. Vollhaber graduated from Drexel University College of Medicine in 2015. Dr. Vollhaber holds Michigan license 4301505880.
- NPI
- 1790167559NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597070201
- NPI enumeration date
- June 29, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (989) 839-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Warren Vollhaber practices at MyMichigan Medical Center Midland in Midland, Michigan
Dr. Vollhaber's primary practice is MyMichigan Medical Center Midland, at 4000 Wellness Drive, Midland, MI 48670 in Midland County. The practice phone is (989) 839-3000.
- MyMichigan Medical Center Midland4000 Wellness Drive, Midland, MI 48670 · Midland CountyPhone(989) 839-3000
Source: Dmand AI Affiliation Data
Dr. Daniel Warren Vollhaber is affiliated with 8 sites of care and 4 medical groups
Dr. Vollhaber's primary practice is MyMichigan Medical Center Midland in Midland, Michigan, part of MyMichigan Health. Dr. Vollhaber is also affiliated with University Hospital. The medical group on file is MyMichigan Medical Center Midland. Dmand AI also links Dr. Vollhaber to 4 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel Warren Vollhaber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vollhaber practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MyMichigan Medical Center Midland | Available with a free account |
| +7 more sites and 3 medical groups | 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 MyMichigan Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Daniel Warren Vollhaber is one of 256 neurosurgeons in Michigan
Neurological surgery is Dr. Vollhaber's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Vollhaber is licensed in Michigan.
Specialties and state licenses
- Neurological surgery, MichiganPrimary
Neurosurgeons near Dr. Vollhaber
Counts of neurosurgeons 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. Daniel Warren Vollhaber billed Medicare for 291 services in 2024
CMS data shows 291 Medicare services from Dr. Vollhaber across 6 procedure codes in 2024, for 214 Medicare patients. Medicare paid $22,537 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Vollhaber's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1052024: 291177%
Dr. Vollhaber compared with the Michigan median for neurosurgeons, 2024
- Dr. Vollhaber
- Michigan median
- Medicare services
- 291vs 16280% above
- Medicare patients
- 214vs 12275% above
- Part D claims
- 18vs 3345% below
Medians across 219 neurosurgeons in Michigan with Dmand AI profiles that report each measure.
Dr. Vollhaber'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Warren Vollhaber treated 214 Medicare patients in 2024, average age 75
CMS counts 214 Medicare patients who saw Dr. Vollhaber in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have arthritis, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Vollhaber's median patient age at 70, with 53% women.
Dr. Vollhaber's Medicare patients by age, 2024
Dr. Vollhaber's Medicare patients by sex, 2024
- Women11353%
- Men10147%
Chronic conditions among Dr. Vollhaber's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety42%
- Mood disorders41%
- Depression36%
- Diabetes35%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Vollhaber's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Warren Vollhaber wrote 31 Medicare Part D claims in 2024
In 2024, Dr. Vollhaber wrote 31 Medicare Part D claims for 17 patients. 90% of them were for generic drugs. CMS names the drug for 18 of them, across 1 drug with 11 or more claims each, at $127 in total drug cost.
Dr. Vollhaber's Part D claims by kind of drug, 2024
- Generic28 claims90%
- Brand-name and other3 claims10%
Dr. Vollhaber's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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
Dr. Daniel Warren Vollhaber ranks in the 62nd percentile for spinal fusion in Medicare
Dr. Vollhaber accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Vollhaber as offering telehealth. CMS counts 64 procedures of spinal fusion by Dr. Vollhaber, more than 62% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Vollhaber ranks in Medicare procedure volume
- Spinal fusion
- 62nd percentile64 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 49th percentile20 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Daniel Warren Vollhaber received $4,315 in industry payments from 2018 to 2025
CMS Open Payments shows 33 general payments to Dr. Vollhaber from 8 drug and device companies from 2018 to 2025. Travel and lodging make up the largest share, 60% of the total. Stryker Corporation paid the most, $1,776.
General payments to Dr. Vollhaber by program year, 2018 to 2025
General payments to Dr. Vollhaber by kind, 2018 to 2025
- Travel and lodging$2,57060%
- Food and beverage$1,74640%
Companies that paid Dr. Vollhaber the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel Warren Vollhaber graduated from Drexel University College of Medicine
Dr. Vollhaber graduated from Drexel University College of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel Warren Vollhaber'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand 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 |
| 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)Doctors and Clinicians Utilization Data (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. Daniel Warren Vollhaber
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. Daniel Warren Vollhaber's NPI number?
Dr. Daniel Warren Vollhaber's NPI number is 1790167559. It was assigned on June 29, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Warren Vollhaber?
Dr. Daniel Warren Vollhaber is a neurosurgeon in Midland, Michigan. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Daniel Warren Vollhaber practice?
Dr. Vollhaber practices at 4000 Wellness Drive, Midland, MI 48670. Dr. Vollhaber's primary practice is MyMichigan Medical Center Midland in Midland, Michigan, part of MyMichigan Health. Dmand AI also links Dr. Vollhaber to 4 hospitals, 3 medical groups and 2 group practices and clinics.
What is Dr. Daniel Warren Vollhaber's office phone number?
The practice phone on file for Dr. Vollhaber is (989) 839-3000.
What is Dr. Daniel Warren Vollhaber's medical license number?
Dr. Vollhaber holds Michigan license 4301505880.
Which hospitals is Dr. Daniel Warren Vollhaber affiliated with?
Dr. Vollhaber practices at MyMichigan Medical Center Midland in Midland, Michigan. Dr. Vollhaber is also affiliated with University Hospital. Dmand AI links Dr. Vollhaber to 4 more hospitals.
What medical group is Dr. Daniel Warren Vollhaber part of?
Dr. Vollhaber is linked to MyMichigan Medical Center Midland. Dmand AI links Dr. Vollhaber to 3 more medical groups.
Does Dr. Daniel Warren Vollhaber accept Medicare?
Yes. CMS data shows Dr. Vollhaber billed Medicare for 291 services in 2024, and Dr. Vollhaber accepts Medicare assignment.
Does Dr. Daniel Warren Vollhaber offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Vollhaber as offering telehealth services.
How many Medicare patients does Dr. Daniel Warren Vollhaber see?
CMS counts 214 Medicare patients who saw Dr. Vollhaber in 2024, with an average age of 75.
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What services does Dr. Daniel Warren Vollhaber bill to Medicare?
In 2024, Dr. Vollhaber's most billed Medicare services were office visit, new patient (99204), hospital inpatient care (99222) and office visit, established patient (99213).
Where did Dr. Daniel Warren Vollhaber go to medical school?
Dr. Vollhaber graduated from Drexel University College of Medicine in 2015.
What drugs does Dr. Daniel Warren Vollhaber prescribe most?
In 2020 Medicare Part D data, Dr. Vollhaber's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. Daniel Warren Vollhaber received payments from drug or device companies?
CMS Open Payments shows $4,315 in general payments to Dr. Vollhaber from 8 companies from 2018 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Daniel Warren Vollhaber been practicing?
Dr. Vollhaber graduated from medical school in 2015, 11 years ago.
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