Dr. Michael R. Johnson, MD

  • Gainesville, FL
  • Psychiatrist
NPI1558477752PAC ID1456318930
Medicare services, 2024
319
Medicare patients, 2024
151
Part D claims, 2024
730
Publications
15
Clinical trials
3
Practice address
6500 W Newberry Rd, Gainesville, FL 32605
Practice phone
Call (352) 333-4100
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

HCA Florida North Florida Hospital

Hospital · Gainesville, Florida

See all 3 affiliations

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Dr. Michael R. Johnson is a psychiatrist in Gainesville, Florida

Dr. Johnson practices at HCA Florida North Florida Hospital in Gainesville, Florida, part of HCA Healthcare.

Dr. Johnson's NPI, 1558477752, was assigned on August 21, 2006. Dr. Johnson graduated from Yale School of Medicine in 1985. Dr. Johnson holds Florida license ME88411.

NPI and contact details
Medicare PAC ID
1456318930
NPI enumeration date
August 21, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(352) 333-4100
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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael R. Johnson practices at HCA Florida North Florida Hospital in Gainesville, Florida

Dr. Johnson's primary practice is HCA Florida North Florida Hospital, at 6500 W Newberry Rd, Gainesville, FL 32605 in Alachua County. The practice phone is (352) 333-4100.

Source: Dmand AI Affiliation Data

Dr. Michael R. Johnson is affiliated with 2 sites of care and 1 medical group

Dr. Johnson's primary practice is HCA Florida North Florida Hospital in Gainesville, Florida, part of HCA Healthcare. The medical group on file is North Florida Regional Psychiatry. Dmand AI also links Dr. Johnson to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Johnson

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael R. Johnson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
HCA Florida North Florida HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael R. Johnson is one of 1,975 psychiatrists in Florida

Psychiatry is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Johnson is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Johnson's licenses on file in 3 states: Florida, South Carolina and Colorado.

Specialties and state licenses

  • Psychiatry, FloridaPrimaryLicense ME 88411 · 1987 to 2026 · taxonomy 2084P0800X
  • South Carolina license1990 to 2003
  • Colorado license1989 to 1991

Clinical focus

Dmand AI lists ADHD, alcohol use disorders, anxiety, bipolar disorder, depression, insomnia and schizophrenia among the conditions Dr. Johnson treats.

Psychiatrists near Dr. Johnson

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. Michael R. Johnson billed Medicare for 319 services in 2024

CMS data shows 319 Medicare services from Dr. Johnson across 3 procedure codes in 2024, all of them office visits, for 151 Medicare patients. Medicare paid $27,985 for them. Every service was in an office.

Medicare services, 2024319
Medicare patients151
Paid by Medicare$27,985
Procedure codes3

Dr. Johnson's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3442024: 3197%

Dr. Johnson compared with the Florida median for psychiatrists, 2024

  • Dr. Johnson
  • Florida median
Medicare services
319vs 20456% above
Medicare patients
151vs 732.1 times
Part D claims
609vs 2402.5 times

Medians across 1,952 psychiatrists in Florida 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.

See all procedures by Dr. Johnson

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael R. Johnson treated 151 Medicare patients in 2024, average age 68

CMS counts 151 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have anxiety, and 75% have depression. 13% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 61, with 63% women.

Medicare patients, 2024151
Average age68
Average risk score1.32
Also on Medicaid13%

Dr. Johnson's Medicare patients by age, 2024

Dr. Johnson's Medicare patients by sex, 2024

  • Women11174%
  • Men4026%

Chronic conditions among Dr. Johnson's Medicare patients, 2024

  1. Anxiety75%
  2. Depression75%
  3. High blood pressure75%
  4. Mood disorders75%
  5. High cholesterol71%
  6. Arthritis51%
  7. Bipolar disorder34%
  8. Diabetes32%

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 61

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. Michael R. Johnson wrote 730 Medicare Part D claims in 2024

In 2024, Dr. Johnson wrote 730 Medicare Part D claims for 137 patients. 90% of them were for generic drugs. CMS names the drug for 609 of them, across 12 drugs with 11 or more claims each, at $31,457 in total drug cost. In 2023, CMS named 631 claims across 15 drugs.

Part D claims, 2024730
Drugs named by CMS12
Total drug cost$31,457
Part D patients137

Dr. Johnson's Part D claims by kind of drug, 2024

  • Generic659 claims90%
  • Brand-name71 claims10%

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

  • Antipsychotics, patients 65 and over2%12 of 730 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: 6312024: 6093%

Drugs named by CMS: 12 in 2024, 15 in 2023.

See all prescribing by Dr. Johnson

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. Michael R. Johnson scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Johnson for performance year 2024, reported as part of a group. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Johnson as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Johnson's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 76of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Michael R. Johnson has 15 publications on record

Dmand AI links 15 papers to Dr. Johnson in 2016. The most frequent topics are Anxiety Disorders, Comorbidity and Panic Disorder. Dr. Johnson has published most often in Biol Psychiatry. Dr. Johnson's most frequent co-authors are Courtnay Willcox Bloomer, MD, Jonathan Sam Davidson, MD and Sanjay J. Mathew, MD.

Papers15

Topics Dr. Johnson writes about most

  • Anxiety Disorders
  • Comorbidity
  • Panic Disorder
  • Phobic Disorders
  • Double-Blind Method
  • Pilot Projects
  • Depressive Disorder
  • Diagnosis, Differential

Dr. Johnson's most frequent co-authors

Recent publications by Dr. Johnson

See all 15 publications and co-authors

See who Dr. Johnson researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Johnson works with, so you can find a warm path to the right psychiatrists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Michael R. Johnson has worked on 3 clinical trials

Dmand AI links Dr. Johnson to 3 clinical trials, 2 of them phase 3 studies. Conditions studied include Attention Deficit Disorder with Hyperactivity, Attention Deficit and Disruptive Behavior Disorders and Headache. Rhodes Pharmaceuticals, L.P. sponsors the most, 2. Open Payments lists research payments to Dr. Johnson that name 1 trial.

Conditions in Dr. Johnson's trials

  • Attention Deficit Disorder with Hyperactivity
  • Attention Deficit and Disruptive Behavior Disorders
  • Headache
  • Migraine Disorders

Investigators on the most trials with Dr. Johnson

Recent clinical trials with Dr. Johnson

PRC-063 in Adolescent ADHD (opens in a new tab)

CompletedPhase 3NCT02139111 · Started April 1, 2014 · Rhodes Pharmaceuticals, L.P.
Attention Deficit Disorder with HyperactivityAttention Deficit and Disruptive Behavior DisordersPRC-063 25 mgPRC-063 45 mgPRC-063 70 mg

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Michael R. Johnson received $7,917 in industry payments from 2016 to 2019

CMS Open Payments shows 212 general payments to Dr. Johnson from 21 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 52% of the total. Allergan Inc. paid the most, $3,047. It also lists 7 research payments totaling $3,145 from 2016 to 2017, naming 1 clinical trial.

General payments to Dr. Johnson by program year, 2016 to 2019

General payments to Dr. Johnson by kind, 2016 to 2019

$7.9Kin total
  • Food and beverage$4,12452%
  • Travel and lodging$3,78648%
  • Education$70%

Companies that paid Dr. Johnson the most, 2016 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Johnson

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michael R. Johnson graduated from Yale School of Medicine

Dr. Johnson graduated from Yale School of Medicine in 1985. Dr. Johnson is a member of APA.

  1. Medical schoolYale School of Medicine
  2. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Michael R. Johnson accepts plans from 12 insurance carriers

Dr. Johnson is in network with 12 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Johnson accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO6
  4. POS4
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael R. Johnson's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael R. 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. Michael R. Johnson's NPI number?

Dr. Michael R. Johnson's NPI number is 1558477752. It was assigned on August 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael R. Johnson?

Dr. Michael R. Johnson is a psychiatrist in Gainesville, Florida. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Dr. Michael R. Johnson practice?

Dr. Johnson practices at 6500 W Newberry Rd, Gainesville, FL 32605. Dr. Johnson's primary practice is HCA Florida North Florida Hospital in Gainesville, Florida, part of HCA Healthcare. Dmand AI also links Dr. Johnson to 1 group practice or clinic.

What is Dr. Michael R. Johnson's office phone number?

The practice phone on file for Dr. Johnson is (352) 333-4100.

What is Dr. Michael R. Johnson's medical license number?

Dr. Johnson holds Florida license ME88411, one of the licenses on file in 3 states.

Which states has Dr. Michael R. Johnson been licensed in?

Dmand AI has state licenses on file for Dr. Johnson in Florida (1987 to 2026), South Carolina (1990 to 2003) and Colorado (1989 to 1991).

Which hospitals is Dr. Michael R. Johnson affiliated with?

Dr. Johnson practices at HCA Florida North Florida Hospital in Gainesville, Florida.

What medical group is Dr. Michael R. Johnson part of?

Dr. Johnson is linked to North Florida Regional Psychiatry.

Does Dr. Michael R. Johnson accept Medicare?

Yes. CMS data shows Dr. Johnson billed Medicare for 319 services in 2024, and Dr. Johnson accepts Medicare assignment.

Does Dr. Michael R. Johnson offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Johnson as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Michael R. Johnson's MIPS score?

Dr. Johnson's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.

How many Medicare patients does Dr. Michael R. Johnson see?

CMS counts 151 Medicare patients who saw Dr. Johnson in 2024, with an average age of 68.

Is Dr. Michael R. Johnson board certified?

Yes. Dr. Johnson is board certified in psychiatry by the American Board of Psychiatry and Neurology.

What services does Dr. Michael R. Johnson bill to Medicare?

In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).

Where did Dr. Michael R. Johnson go to medical school?

Dr. Johnson graduated from Yale School of Medicine in 1985.

What drugs does Dr. Michael R. Johnson prescribe most?

In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Clonazepam, Alprazolam and Dextroamphetamine-Amphetamine.

Has Dr. Michael R. Johnson received payments from drug or device companies?

CMS Open Payments shows $7,917 in general payments to Dr. Johnson from 21 companies from 2016 to 2019. The largest total came from Allergan Inc.

How long has Dr. Michael R. Johnson been practicing?

Dr. Johnson graduated from medical school in 1985, 41 years ago.

Does Dr. Michael R. Johnson do research?

Dmand AI links 15 publications to Dr. Johnson. Dr. Johnson has worked on 3 clinical trials.

Who does Dr. Michael R. Johnson publish with?

Dr. Johnson's most frequent co-authors are Courtnay Willcox Bloomer, MD (1 shared paper), Jonathan Sam Davidson, MD (1 shared paper) and Sanjay J. Mathew, MD (1 shared paper).

What insurance does Dr. Michael R. Johnson accept?

Dr. Johnson is in network with 12 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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