Dr. Ray Charles Johnson, FCCP, MD
- Medicare services, 2024
- 1,307
- Medicare patients, 2024
- 415
- Part D claims, 2024
- 2,985
- Hospital affiliations
- 3
- Industry payments
- $1,241
- Practice address
- 300 20th N Ave, Nashville, TN 37203
- Practice phone
- Call (615) 284-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The GYN Center
Nashville, Tennessee
Find Dr. Johnson'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. Ray Charles Johnson is a pulmonologist in Nashville, Tennessee
Dr. Johnson practices at The GYN Center in Nashville, Tennessee.
Dr. Johnson's NPI, 1124096904, was assigned on March 9, 2006. Dr. Johnson graduated from Meharry Medical College School of Medicine in 1985. Dr. Johnson holds Tennessee license MD014276.
- NPI
- 1124096904NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709817737
- NPI enumeration date
- March 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 284-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ray Charles Johnson practices at The GYN Center in Nashville, Tennessee
Dr. Johnson's primary practice is The GYN Center, at 300 20th N Ave, Nashville, TN 37203 in Davidson County. The practice phone is (615) 284-1500.
- The GYN Center300 20th N Ave, Nashville, TN 37203 · Davidson CountyPhone(615) 284-1500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ray Charles Johnson is affiliated with 6 sites of care and 2 medical groups
Dr. Johnson's primary practice is The GYN Center in Nashville, Tennessee. Dr. Johnson is also affiliated with Ascension Saint Thomas Rutherford. The medical group on file is Ascension Saint Thomas Medical Partners. Dmand AI also links Dr. Johnson to 2 more hospitals, 2 group practices and clinics and 1 medical group, 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. Ray Charles Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The GYN Center | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ray Charles Johnson is one of 332 pulmonologists in Tennessee
Pulmonary disease is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Johnson is licensed in Tennessee.
Specialties and state licenses
- Pulmonary disease, TennesseePrimary
Pulmonologists near Dr. Johnson
Counts of pulmonologists 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. Ray Charles Johnson billed Medicare for 1,307 services in 2024
CMS data shows 1,307 Medicare services from Dr. Johnson across 13 procedure codes in 2024, for 415 Medicare patients. Medicare paid $68,788 for them. Every service was in an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4802024: 71549%
- Tests and treatments
- 2023: 2782024: 592113%
Dr. Johnson compared with the Tennessee median for pulmonologists, 2024
- Dr. Johnson
- Tennessee median
- Medicare services
- 1,307vs 75473% above
- Medicare patients
- 415vs 28347% above
- Part D claims
- 2,867vs 4666.2 times
Medians across 326 pulmonologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Johnson'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. Johnson and other pulmonologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ray Charles Johnson treated 415 Medicare patients in 2024, average age 74
CMS counts 415 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 212 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 72, with 62% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women26063%
- Men15537%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- COPD65%
- Arthritis50%
- Ischemic heart disease38%
- Diabetes31%
- Anxiety30%
- Chronic kidney disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ray Charles Johnson wrote 2,985 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 2,985 Medicare Part D claims for 471 patients. 38% of them were for generic drugs. CMS names the drug for 2,867 of them, across 33 drugs with 11 or more claims each, at $1,012,771 in total drug cost. In 2023, CMS named 1,379 claims across 19 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic1,136 claims38%
- Brand-name1,849 claims62%
Dr. Johnson'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.
Drug classes CMS tracks in Dr. Johnson's Part D claims, 2024
- Antibiotics5%145 of 2,985 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3792024: 2,867108%
Drugs named by CMS: 33 in 2024, 19 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. Ray Charles Johnson takes part in Medicare
Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ray Charles Johnson received $1,241 in industry payments from 2016 to 2025
CMS Open Payments shows 88 general payments to Dr. Johnson from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. GlaxoSmithKline, LLC. paid the most, $1,063.
General payments to Dr. Johnson by program year, 2016 to 2025
General payments to Dr. Johnson by kind, 2016 to 2025
- Food and beverage$1,12691%
- Education$1159%
Companies that paid Dr. Johnson 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. Ray Charles Johnson graduated from Meharry Medical College School of Medicine
Dr. Johnson graduated from Meharry Medical College School of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ray Charles Johnson'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) |
| 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. Ray Charles Johnson
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. Ray Charles Johnson's NPI number?
Dr. Ray Charles Johnson's NPI number is 1124096904. It was assigned on March 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ray Charles Johnson?
Dr. Ray Charles Johnson is a pulmonologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Ray Charles Johnson practice?
Dr. Johnson practices at 300 20th N Ave, Nashville, TN 37203. Dr. Johnson's primary practice is The GYN Center in Nashville, Tennessee. Dmand AI also links Dr. Johnson to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Ray Charles Johnson's office phone number?
The practice phone on file for Dr. Johnson is (615) 284-1500.
What is Dr. Ray Charles Johnson's medical license number?
Dr. Johnson holds Tennessee license MD014276.
Which hospitals is Dr. Ray Charles Johnson affiliated with?
Dr. Johnson is affiliated with Ascension Saint Thomas Rutherford. Dmand AI links Dr. Johnson to 2 more hospitals.
What medical group is Dr. Ray Charles Johnson part of?
Dr. Johnson is linked to Ascension Saint Thomas Medical Partners. Dmand AI links Dr. Johnson to 1 more medical group.
Does Dr. Ray Charles Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 1,307 services in 2024, and Dr. Johnson accepts Medicare assignment.
How many Medicare patients does Dr. Ray Charles Johnson see?
CMS counts 415 Medicare patients who saw Dr. Johnson in 2024, with an average age of 74.
What services does Dr. Ray Charles Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99213), lung function service (94726) and lung function service (94729).
Show 4 more questionsShow fewer questions
Where did Dr. Ray Charles Johnson go to medical school?
Dr. Johnson graduated from Meharry Medical College School of Medicine in 1985.
What drugs does Dr. Ray Charles Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Trelegy Ellipta, Albuterol Sulfate Hfa and Breo Ellipta.
Has Dr. Ray Charles Johnson received payments from drug or device companies?
CMS Open Payments shows $1,241 in general payments to Dr. Johnson from 5 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Ray Charles Johnson been practicing?
Dr. Johnson graduated from medical school in 1985, 41 years ago.
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