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Dr. Ryan K. Walter, MD
NPI1144311507PAC ID2062414642
- Medicare services, 2019
- 15
- Part D claims, 2024
- 64
- Publications
- 1
- Hospital affiliations
- 2
- Industry payments
- $180
- Practice address
- 391 Wallace Rd, Nashville, TN 37211
- Practice phone
- Call (615) 781-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Walter'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. Ryan K. Walter is an OB-GYN in Nashville, Tennessee
Dr. Walter practices at TriStar Southern Hills Medical Center in Nashville, Tennessee, part of HCA Healthcare.
Dr. Walter's NPI, 1144311507, was assigned on September 28, 2006. Dr. Walter graduated from McGovern Medical School in 2002. Dr. Walter holds Texas license M3828.
NPI and contact details
- NPI
- 1144311507NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062414642
- NPI enumeration date
- September 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 781-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan K. Walter practices at TriStar Southern Hills Medical Center in Nashville, Tennessee
Dr. Walter's primary practice is TriStar Southern Hills Medical Center, at 391 Wallace Rd, Nashville, TN 37211 in Davidson County. The practice phone is (615) 781-4000.
- TriStar Southern Hills Medical Center391 Wallace Rd, Nashville, TN 37211 · Davidson CountyPhone(615) 781-4000
Source: Dmand AI Affiliation Data
Dr. Ryan K. Walter is affiliated with 5 sites of care and 2 medical groups
Dr. Walter's primary practice is TriStar Southern Hills Medical Center in Nashville, Tennessee, part of HCA Healthcare. The medical group on file is Baylor Scott & White Temple Roney Bone and Joint Institute, Temple. Dmand AI also links Dr. Walter to 1 more hospital, 2 physician offices, 1 group practice or clinic and 1 medical group, each named with a free account.
Baylor Scott & White Temple Roney Bone and Joint Institute, Temple1 hospitalName with a free account2 physician officesNames with a free account1 group practice or clinicName with a free account1 medical groupName with a free account
See all 7 affiliations for Dr. WalterSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan K. Walter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walter practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Southern Hills Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan K. Walter is one of 765 OB-GYNs in Tennessee
Obstetrics and gynecology is Dr. Walter's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Walter is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Walter's licenses on file in 2 states: Texas and Florida.
Specialties and state licenses
- Obstetrics and gynecology, TexasPrimary
- Florida license
Clinical focus
Dmand AI lists hysterectomy and vaginal infection among the conditions Dr. Walter treats.
OB-GYNs near Dr. Walter
Counts of OB-GYNs 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. Ryan K. Walter billed Medicare for 15 services in 2019
CMS data shows 15 Medicare services from Dr. Walter across 1 procedure code in 2019, all of them office visits. Medicare paid $484 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201915
Paid by Medicare$484
Procedure codes1
Dr. Walter's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 272019: 1544%
Dr. Walter compared with the Tennessee median for OB-GYNs, 2019
- Dr. Walter
- Tennessee median
- Medicare services
- 15vs 6878% below
- Part D claims
- 25vs 4646% below
Medians across 694 OB-GYNs in Tennessee with Dmand AI profiles that report each measure.
Dr. Walter's most billed Medicare procedure codes, 2019
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. Walter?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walter and other OB-GYNs in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan K. Walter's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Walter's median patient age at 33, with 100% women.
Dr. Walter's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Ryan K. Walter wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Walter wrote 64 Medicare Part D claims for 19 patients. 66% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $3,841 in total drug cost. In 2023, CMS named 37 claims across 2 drugs.
Part D claims, 202464
Drugs named by CMS2
Total drug cost$3,841
Part D patients19
Dr. Walter's Part D claims by kind of drug, 2024
- Generic42 claims66%
- Brand-name22 claims34%
Dr. Walter'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 372024: 2532%
Drugs named by CMS: 2 in 2024, 2 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. Ryan K. Walter takes part in Medicare
Dr. Walter accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of the uterus: 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)
For MedTech and pharma teams
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Dr. Ryan K. Walter has 1 publication on record
Dmand AI links 1 paper to Dr. Walter in 2011.
Papers1
Recent publications by Dr. Walter
See who Dr. Walter researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walter works with, so you can find a warm path to the right OB-GYNs.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ryan K. Walter received $180 in industry payments from 2016 to 2025
CMS Open Payments shows 9 general payments to Dr. Walter from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Mayne Pharma Inc. paid the most, $57.
General payments to Dr. Walter by program year, 2016 to 2025
Companies that paid Dr. Walter 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. Ryan K. Walter graduated from McGovern Medical School
Dr. Walter graduated from McGovern Medical School in 2002.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Ryan K. Walter accepts plans from 20 insurance carriers
Dr. Walter is in network with 20 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +12 more carriersWith a free account
Plan types Dr. Walter accepts, by number of carriers
- PPO12
- HMO10
- Medicare8
- POS6
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ryan K. Walter'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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Ryan K. Walter
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. Ryan K. Walter's NPI number?
Dr. Ryan K. Walter's NPI number is 1144311507. It was assigned on September 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan K. Walter?
Dr. Ryan K. Walter is an OB-GYN in Nashville, Tennessee. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Ryan K. Walter practice?
Dr. Walter practices at 391 Wallace Rd, Nashville, TN 37211. Dr. Walter's primary practice is TriStar Southern Hills Medical Center in Nashville, Tennessee, part of HCA Healthcare. Dmand AI also links Dr. Walter to 1 hospital, 2 physician offices, 1 group practice or clinic and 1 medical group.
What is Dr. Ryan K. Walter's office phone number?
The practice phone on file for Dr. Walter is (615) 781-4000.
What is Dr. Ryan K. Walter's medical license number?
Dr. Walter holds Texas license M3828, one of the licenses on file in 2 states.
Which states has Dr. Ryan K. Walter been licensed in?
Dmand AI has state licenses on file for Dr. Walter in Texas (2006 to 2026) and Florida (2006 to 2008).
Which hospitals is Dr. Ryan K. Walter affiliated with?
Dr. Walter practices at TriStar Southern Hills Medical Center in Nashville, Tennessee. Dmand AI links Dr. Walter to 1 more hospital.
What medical group is Dr. Ryan K. Walter part of?
Dr. Walter is linked to Baylor Scott & White Temple Roney Bone and Joint Institute, Temple. Dmand AI links Dr. Walter to 1 more medical group.
Does Dr. Ryan K. Walter accept Medicare?
Yes. CMS data shows Dr. Walter billed Medicare for 15 services in 2019, and Dr. Walter accepts Medicare assignment.
Is Dr. Ryan K. Walter board certified?
Yes. Dr. Walter is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Show 7 more questionsShow fewer questions
What services does Dr. Ryan K. Walter bill to Medicare?
In 2019, Dr. Walter's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Ryan K. Walter go to medical school?
Dr. Walter graduated from McGovern Medical School in 2002.
What drugs does Dr. Ryan K. Walter prescribe most?
In 2024 Medicare Part D data, Dr. Walter's most prescribed drugs by claims were Premarin and Medroxyprogesterone Acetate.
Has Dr. Ryan K. Walter received payments from drug or device companies?
CMS Open Payments shows $180 in general payments to Dr. Walter from 6 companies from 2016 to 2025. The largest total came from Mayne Pharma Inc.
How long has Dr. Ryan K. Walter been practicing?
Dr. Walter graduated from medical school in 2002, 24 years ago.
Does Dr. Ryan K. Walter do research?
Dmand AI links 1 publication to Dr. Walter.
What insurance does Dr. Ryan K. Walter accept?
Dr. Walter is in network with 20 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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