Dr. David M. Barker, MD
- Medicare services, 2024
- 162
- Medicare patients, 2024
- 116
- Part D claims, 2024
- 113
- Hospital affiliations
- 2
- Industry payments
- $5,036
- Practice address
- 929 Spring Creek Rd, Chattanooga, TN 37412
- Practice phone
- Call (423) 497-5355
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Galen Medical Group
Chattanooga, Tennessee
Find Dr. Barker'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. David M. Barker is an OB-GYN in Chattanooga, Tennessee
Dr. Barker practices at Galen Medical Group in Chattanooga, Tennessee.
Dr. Barker's NPI, 1104801216, was assigned on December 12, 2005. Dr. Barker graduated from University of Tennessee, Hsc, College of Medicine in 1999. Dr. Barker holds Tennessee license 37131.
- NPI
- 1104801216NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698778322
- NPI enumeration date
- December 12, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 497-5355
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David M. Barker practices at Galen Medical Group in Chattanooga, Tennessee
Dr. Barker's primary practice is Galen Medical Group, at 929 Spring Creek Rd, Chattanooga, TN 37412 in Hamilton County. The practice phone is (423) 497-5355.
- Galen Medical Group929 Spring Creek Rd, Chattanooga, TN 37412 · Hamilton CountyPhone(423) 497-5355
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David M. Barker is affiliated with 5 sites of care and 1 medical group
Dr. Barker's primary practice is Galen Medical Group in Chattanooga, Tennessee. Dr. Barker is also affiliated with Erlanger Baroness Hospital. The medical group on file is Galen Medical Group. Dmand AI also links Dr. Barker to 1 more hospital, 1 physician office and 1 group practice or clinic, each 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. David M. Barker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barker practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Galen Medical Group | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David M. Barker is one of 765 OB-GYNs in Tennessee
Obstetrics and gynecology is Dr. Barker's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Barker is licensed in Tennessee.
Specialties and state licenses
- Obstetrics and gynecology, TennesseePrimary
OB-GYNs near Dr. Barker
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. David M. Barker billed Medicare for 162 services in 2024
CMS data shows 162 Medicare services from Dr. Barker across 4 procedure codes in 2024, for 116 Medicare patients. Medicare paid $7,554 for them. Every service was in an office.
Dr. Barker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1262024: 8334%
- Other services
- 2023: 652024: 7922%
- Lab and pathology
- 2023: 532024: 0100%
Dr. Barker compared with the Tennessee median for OB-GYNs, 2024
- Dr. Barker
- Tennessee median
- Medicare services
- 162vs 682.4 times
- Medicare patients
- 116vs 492.4 times
- Part D claims
- 40vs 4613% below
Medians across 694 OB-GYNs in Tennessee with Dmand AI profiles that report each measure.
Dr. Barker'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barker and other OB-GYNs in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David M. Barker treated 116 Medicare patients in 2024, average age 71
CMS counts 116 Medicare patients who saw Dr. Barker in 2024. The largest group is 65 to 74, with 71 patients. 70% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 0.72, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Barker's median patient age at 37, with 99% women.
Dr. Barker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Barker's Medicare patients, 2024
- High cholesterol70%
- High blood pressure64%
- Arthritis48%
- Anxiety28%
- Mood disorders21%
- Depression18%
- Diabetes18%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David M. Barker wrote 113 Medicare Part D claims in 2024
In 2024, Dr. Barker wrote 113 Medicare Part D claims for 46 patients. 84% of them were for generic drugs. CMS names the drug for 40 of them, across 3 drugs with 11 or more claims each, at $1,402 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Barker's Part D claims by kind of drug, 2024
- Generic95 claims84%
- Brand-name18 claims16%
Dr. Barker'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: 112024: 40264%
Drugs named by CMS: 3 in 2024, 1 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. David M. Barker takes part in Medicare
Dr. Barker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
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)
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Dr. David M. Barker received $5,036 in industry payments from 2016 to 2025
CMS Open Payments shows 278 general payments to Dr. Barker from 46 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Sage Therapeutics, Inc. paid the most, $429.
General payments to Dr. Barker by program year, 2016 to 2025
General payments to Dr. Barker by kind, 2016 to 2025
- Food and beverage$4,95198%
- Education$852%
Companies that paid Dr. Barker 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. David M. Barker graduated from University of Tennessee, Hsc, College of Medicine
Dr. Barker graduated from University of Tennessee, Hsc, College of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David M. Barker'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)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. David M. Barker
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. David M. Barker's NPI number?
Dr. David M. Barker's NPI number is 1104801216. It was assigned on December 12, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David M. Barker?
Dr. David M. Barker is an OB-GYN in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. David M. Barker practice?
Dr. Barker practices at 929 Spring Creek Rd, Chattanooga, TN 37412. Dr. Barker's primary practice is Galen Medical Group in Chattanooga, Tennessee. Dmand AI also links Dr. Barker to 1 hospital, 1 physician office and 1 group practice or clinic.
What is Dr. David M. Barker's office phone number?
The practice phone on file for Dr. Barker is (423) 497-5355.
What is Dr. David M. Barker's medical license number?
Dr. Barker holds Tennessee license 37131.
Which hospitals is Dr. David M. Barker affiliated with?
Dr. Barker is affiliated with Erlanger Baroness Hospital. Dmand AI links Dr. Barker to 1 more hospital.
What medical group is Dr. David M. Barker part of?
Dr. Barker is linked to Galen Medical Group.
Does Dr. David M. Barker accept Medicare?
Yes. CMS data shows Dr. Barker billed Medicare for 162 services in 2024, and Dr. Barker accepts Medicare assignment.
How many Medicare patients does Dr. David M. Barker see?
CMS counts 116 Medicare patients who saw Dr. Barker in 2024, with an average age of 71.
What services does Dr. David M. Barker bill to Medicare?
In 2024, Dr. Barker's most billed Medicare services were office visit, established patient (99213), medicare service (G0101) and medicare temporary code (Q0091).
Show 4 more questionsShow fewer questions
Where did Dr. David M. Barker go to medical school?
Dr. Barker graduated from University of Tennessee, Hsc, College of Medicine in 1999.
What drugs does Dr. David M. Barker prescribe most?
In 2024 Medicare Part D data, Dr. Barker's most prescribed drugs by claims were Clobetasol Propionate, Valacyclovir and Estradiol.
Has Dr. David M. Barker received payments from drug or device companies?
CMS Open Payments shows $5,036 in general payments to Dr. Barker from 46 companies from 2016 to 2025. The largest total came from Sage Therapeutics, Inc.
How long has Dr. David M. Barker been practicing?
Dr. Barker graduated from medical school in 1999, 27 years ago.
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