Dr. Christopher P. Siemer, DO
- Medicare services, 2024
- 199
- Medicare patients, 2024
- 162
- Hospital affiliations
- 4
- Industry payments
- $105
- Medical groups
- 2
- Practice address
- 4220 Harding Rd, PO Box 380, Nashville, TN 37205
- Practice phone
- Call (615) 222-2111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Siemer's professional email, personal email and mobile number
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Dr. Christopher P. Siemer is an anesthesiologist in Nashville, Tennessee
Dr. Siemer practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance.
Dr. Siemer's NPI, 1104346568, was assigned on June 26, 2017. Dr. Siemer graduated from Michigan State University College of Osteopathic Medicine in 2017. Dr. Siemer holds Tennessee license 0000004702.
- NPI
- 1104346568NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436429750
- NPI enumeration date
- June 26, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 222-2111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher P. Siemer practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee
Dr. Siemer's primary practice is Ascension Saint Thomas Hospital West, at 4220 Harding Rd, PO Box 380, Nashville, TN 37205 in Davidson County. The practice phone is (615) 222-2111.
- Ascension Saint Thomas Hospital West4220 Harding Rd, PO Box 380, Nashville, TN 37205 · Davidson CountyPhone(615) 222-2111
Source: Dmand AI Affiliation Data
Dr. Christopher P. Siemer is affiliated with 6 sites of care and 2 medical groups
Dr. Siemer's primary practice is Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance. Dr. Siemer is also affiliated with Vanderbilt University Medical Center. The medical group on file is Vanderbilt University Medical Center. Dmand AI also links Dr. Siemer to 2 more hospitals, 2 group practices and clinics and 1 medical group, 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. Christopher P. Siemer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Siemer practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Saint Thomas Hospital West | Available with a free account |
| +5 more sites and 1 medical group | 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christopher P. Siemer is one of 734 anesthesiologists in Tennessee
Anesthesiology is Dr. Siemer's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Siemer's licenses on file in 2 states: Tennessee and Michigan.
Specialties and state licenses
- Anesthesiology, TennesseePrimary
- Michigan license
Anesthesiologists near Dr. Siemer
Counts of anesthesiologists 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. Christopher P. Siemer billed Medicare for 199 services in 2024
CMS data shows 199 Medicare services from Dr. Siemer across 6 procedure codes in 2024, for 162 Medicare patients. Medicare paid $23,424 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Siemer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 952024: 15058%
- Anesthesia
- 2023: 02024: 37
- Surgery
- 2023: 142024: 1214%
Dr. Siemer compared with the Tennessee median for anesthesiologists, 2024
- Dr. Siemer
- Tennessee median
- Medicare services
- 199vs 832.4 times
- Medicare patients
- 162vs 14710% above
Medians across 729 anesthesiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Siemer'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. Siemer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Siemer and other anesthesiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher P. Siemer treated 162 Medicare patients in 2024, average age 72
CMS counts 162 Medicare patients who saw Dr. Siemer in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 2.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Siemer's median patient age at 69, with 53% women.
Dr. Siemer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Siemer's Medicare patients by sex, 2024
- Women7647%
- Men8653%
Chronic conditions among Dr. Siemer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease49%
- Mood disorders42%
- Anxiety41%
- Chronic kidney disease41%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Siemer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Christopher P. Siemer takes part in Medicare
Dr. Siemer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher P. Siemer received $105 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Siemer from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $105.
Companies that paid Dr. Siemer the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher P. Siemer graduated from Michigan State University College of Osteopathic Medicine
Dr. Siemer graduated from Michigan State University College of Osteopathic Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher P. Siemer'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) |
| 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. Christopher P. Siemer
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What is Dr. Christopher P. Siemer's NPI number?
Dr. Christopher P. Siemer's NPI number is 1104346568. It was assigned on June 26, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher P. Siemer?
Dr. Christopher P. Siemer is an anesthesiologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Christopher P. Siemer practice?
Dr. Siemer practices at 4220 Harding Rd, PO Box 380, Nashville, TN 37205. Dr. Siemer's primary practice is Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance. Dmand AI also links Dr. Siemer to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Christopher P. Siemer's office phone number?
The practice phone on file for Dr. Siemer is (615) 222-2111.
What is Dr. Christopher P. Siemer's medical license number?
Dr. Siemer holds Tennessee license 0000004702, one of the licenses on file in 2 states.
Which states has Dr. Christopher P. Siemer been licensed in?
Dmand AI has state licenses on file for Dr. Siemer in Tennessee and Michigan.
Which hospitals is Dr. Christopher P. Siemer affiliated with?
Dr. Siemer practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee. Dr. Siemer is also affiliated with Vanderbilt University Medical Center. Dmand AI links Dr. Siemer to 2 more hospitals.
What medical group is Dr. Christopher P. Siemer part of?
Dr. Siemer is linked to Vanderbilt University Medical Center. Dmand AI links Dr. Siemer to 1 more medical group.
Does Dr. Christopher P. Siemer accept Medicare?
Yes. CMS data shows Dr. Siemer billed Medicare for 199 services in 2024, and Dr. Siemer accepts Medicare assignment.
How many Medicare patients does Dr. Christopher P. Siemer see?
CMS counts 162 Medicare patients who saw Dr. Siemer in 2024, with an average age of 72.
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What services does Dr. Christopher P. Siemer bill to Medicare?
In 2024, Dr. Siemer's most billed Medicare services were critical care (99291), critical care (99292) and anesthesia (00520).
Where did Dr. Christopher P. Siemer go to medical school?
Dr. Siemer graduated from Michigan State University College of Osteopathic Medicine in 2017.
Has Dr. Christopher P. Siemer received payments from drug or device companies?
CMS Open Payments shows $105 in general payments to Dr. Siemer from 1 company from 2017 to 2017. The largest total came from Gilead Sciences, Inc.
How long has Dr. Christopher P. Siemer been practicing?
Dr. Siemer graduated from medical school in 2017, 9 years ago.
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