Dr. Calley H. Johnston, MD
- Medicare services, 2024
- 152
- Medicare patients, 2024
- 61
- Part D claims, 2024
- 134
- Hospital affiliations
- 1
- Industry payments
- $25
- Practice address
- 619 19th S St, Birmingham, AL 35211
- Practice phone
- Call (205) 731-9770
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Alabama Birmingham Hospital
Birmingham, Alabama
Find Dr. Johnston'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. Calley H. Johnston is a psychiatrist in Birmingham, Alabama
Dr. Johnston practices at University of Alabama Birmingham Hospital in Birmingham, Alabama.
Dr. Johnston's NPI, 1083111082, was assigned on April 7, 2018. Dr. Johnston graduated from University of South Carolina School of Medicine, Greenville in 2018. Dr. Johnston holds Alabama license MD.39298.
- NPI
- 1083111082NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022492867
- NPI enumeration date
- April 7, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (205) 731-9770
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Calley H. Johnston practices at University of Alabama Birmingham Hospital in Birmingham, Alabama
Dr. Johnston's primary practice is University of Alabama Birmingham Hospital, at 619 19th S St, Birmingham, AL 35211 in Jefferson County. The practice phone is (205) 731-9770.
- University of Alabama Birmingham Hospital619 19th S St, Birmingham, AL 35211 · Jefferson CountyPhone(205) 731-9770
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Calley H. Johnston is affiliated with 3 sites of care and 1 medical group
Dr. Johnston's primary practice is University of Alabama Birmingham Hospital in Birmingham, Alabama. Dr. Johnston is also affiliated with UAB Hospital. The medical group on file is UAB Medicine. Dmand AI also links Dr. Johnston to 1 more group practice or clinic, 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. Calley H. Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnston practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Alabama Birmingham Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Calley H. Johnston is one of 419 psychiatrists in Alabama
Psychiatry is Dr. Johnston's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Johnston is licensed in Alabama.
Specialties and state licenses
- Psychiatry, AlabamaPrimary
Psychiatrists near Dr. Johnston
Counts of psychiatrists 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. Calley H. Johnston billed Medicare for 152 services in 2024
CMS data shows 152 Medicare services from Dr. Johnston across 2 procedure codes in 2024, for 61 Medicare patients. Medicare paid $9,628 for them.
Dr. Johnston's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2192024: 15231%
Where Dr. Johnston's Medicare services took place, 2024
- In an office3624%
- In a facility11676%
Dr. Johnston compared with the Alabama median for psychiatrists, 2024
- Dr. Johnston
- Alabama median
- Medicare services
- 152vs 18317% below
- Medicare patients
- 61vs 5217% above
- Part D claims
- 14vs 32696% below
Medians across 419 psychiatrists in Alabama with Dmand AI profiles that report each measure.
Dr. Johnston'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. Johnston and other psychiatrists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Calley H. Johnston treated 61 Medicare patients in 2024, average age 58
CMS counts 61 Medicare patients who saw Dr. Johnston in 2024. The largest group is under 65, with 31 patients. 75% of them have mood disorders, and 74% have anxiety. 43% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnston's median patient age at 39, with 63% women.
Dr. Johnston's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnston's Medicare patients by sex, 2024
- Women4167%
- Men2033%
Chronic conditions among Dr. Johnston's Medicare patients, 2024
- Mood disorders75%
- Anxiety74%
- High blood pressure67%
- Depression62%
- High cholesterol52%
- Schizophrenia and other psychoses46%
- Arthritis39%
- Bipolar disorder38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnston's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Calley H. Johnston wrote 134 Medicare Part D claims in 2024
In 2024, Dr. Johnston wrote 134 Medicare Part D claims for 29 patients. 80% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $53 in total drug cost. In 2023, CMS named 195 claims across 11 drugs.
Dr. Johnston's Part D claims by kind of drug, 2024
- Generic107 claims80%
- Brand-name27 claims20%
Dr. Johnston'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: 1952024: 1493%
Drugs named by CMS: 1 in 2024, 11 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
Dr. Calley H. Johnston offers telehealth to Medicare patients
Dr. Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Johnston as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Calley H. Johnston received $25 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Johnston from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Otsuka Pharmaceutical Development & Commercialization, Inc. paid the most, $25.
Companies that paid Dr. Johnston the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Calley H. Johnston graduated from University of South Carolina School of Medicine, Greenville
Dr. Johnston graduated from University of South Carolina School of Medicine, Greenville in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Calley H. Johnston'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. Calley H. Johnston
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. Calley H. Johnston's NPI number?
Dr. Calley H. Johnston's NPI number is 1083111082. It was assigned on April 7, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Calley H. Johnston?
Dr. Calley H. Johnston is a psychiatrist in Birmingham, Alabama. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Calley H. Johnston practice?
Dr. Johnston practices at 619 19th S St, Birmingham, AL 35211. Dr. Johnston's primary practice is University of Alabama Birmingham Hospital in Birmingham, Alabama. Dmand AI also links Dr. Johnston to 1 group practice or clinic.
What is Dr. Calley H. Johnston's office phone number?
The practice phone on file for Dr. Johnston is (205) 731-9770.
What is Dr. Calley H. Johnston's medical license number?
Dr. Johnston holds Alabama license MD.39298.
Which hospitals is Dr. Calley H. Johnston affiliated with?
Dr. Johnston is affiliated with UAB Hospital.
What medical group is Dr. Calley H. Johnston part of?
Dr. Johnston is linked to UAB Medicine.
Does Dr. Calley H. Johnston accept Medicare?
Yes. CMS data shows Dr. Johnston billed Medicare for 152 services in 2024, and Dr. Johnston accepts Medicare assignment.
Does Dr. Calley H. Johnston offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Johnston as offering telehealth services.
How many Medicare patients does Dr. Calley H. Johnston see?
CMS counts 61 Medicare patients who saw Dr. Johnston in 2024, with an average age of 58.
Show 5 more questionsShow fewer questions
What services does Dr. Calley H. Johnston bill to Medicare?
In 2024, Dr. Johnston's most billed Medicare services were hospital inpatient care (99232) and office visit, established patient (99214).
Where did Dr. Calley H. Johnston go to medical school?
Dr. Johnston graduated from University of South Carolina School of Medicine, Greenville in 2018.
What drugs does Dr. Calley H. Johnston prescribe most?
In 2024 Medicare Part D data, Dr. Johnston's most prescribed drugs by claims were Clonazepam.
Has Dr. Calley H. Johnston received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Johnston from 1 company from 2021 to 2021. The largest total came from Otsuka Pharmaceutical Development & Commercialization, Inc.
How long has Dr. Calley H. Johnston been practicing?
Dr. Johnston graduated from medical school in 2018, 8 years ago.
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