Darin T. Johnston, DDS
- Part D claims, 2024
- 67
- MIPS score, 2024
- 83
- Hospital affiliations
- 1
- Industry payments
- $2,614
- Medical group
- 1
- Practice address
- 2315 Stockton Boulevard, Sacramento, CA 95817
- Practice phone
- Call (916) 734-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Darin Johnston's professional email, personal email and mobile number
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Darin T. Johnston is an oral and maxillofacial surgery (d.m.d.) in Sacramento, California
Darin Johnston practices at UC Davis Medical Center in Sacramento, California, part of University of California Health.
Darin Johnston's NPI, 1659757250, was assigned on August 5, 2015. Darin Johnston graduated from University of Colorado School of Dentistry in 2015. Darin Johnston holds California license 108421.
- NPI
- 1659757250NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597022889
- NPI enumeration date
- August 5, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 734-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Darin T. Johnston practices at UC Davis Medical Center in Sacramento, California
Darin Johnston's primary practice is UC Davis Medical Center, at 2315 Stockton Boulevard, Sacramento, CA 95817 in Sacramento County. The practice phone is (916) 734-2011.
- UC Davis Medical Center2315 Stockton Boulevard, Sacramento, CA 95817 · Sacramento CountyPhone(916) 734-2011
Source: Dmand AI Affiliation Data
Darin T. Johnston is affiliated with 1 site of care and 1 medical group
Darin Johnston's primary practice is UC Davis Medical Center in Sacramento, California, part of University of California Health. The medical group on file is UC Davis Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Darin T. Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Darin Johnston practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UC Davis Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Darin T. Johnston is one of 130 orals and maxillofacial surgery (d.m.d.)s in California
Oral and maxillofacial surgery is Darin Johnston's primary specialty in the NPI Registry, under taxonomy code 204E00000X. Dmand AI has Darin Johnston's licenses on file in 2 states: California and Utah.
Specialties and state licenses
- Oral and maxillofacial surgery (d.m.d.), CaliforniaPrimary
- Utah license
Orals and maxillofacial surgery (d.m.d.)s near Darin Johnston
Counts of orals and maxillofacial surgery (d.m.d.)s 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
Darin T. Johnston's patients have a median age of 48
Across all payers, Dmand AI patient panel data puts Darin Johnston's median patient age at 48, with 43% women.
Darin 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 48
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Darin T. Johnston wrote 67 Medicare Part D claims in 2024
In 2024, Darin Johnston wrote 67 Medicare Part D claims for 23 patients. 100% of them were for generic drugs. CMS names the drug for 53 of them, across 3 drugs with 11 or more claims each, at $570 in total drug cost. In 2023, CMS named 42 claims across 3 drugs.
Darin 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.
Drug classes CMS tracks in Darin Johnston's Part D claims, 2024
- Antibiotics33%22 of 67 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: 422024: 5326%
Drugs named by CMS: 3 in 2024, 3 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
Darin T. Johnston scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Darin Johnston for performance year 2024, reported as part of a group. Darin Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Darin Johnston's MIPS scores, performance year 2024
- 83of 100Final score
- 64.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Darin T. Johnston received $2,614 in industry payments from 2016 to 2024
CMS Open Payments shows 33 general payments to Darin Johnston from 15 drug and device companies from 2016 to 2024. Education make up the largest share, 64% of the total. Medical Device Business Services, Inc. paid the most, $973.
General payments to Darin Johnston by program year, 2016 to 2024
General payments to Darin Johnston by kind, 2016 to 2024
- Education$1,68264%
- Food and beverage$78230%
- Travel and lodging$1506%
Companies that paid Darin Johnston the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Darin T. Johnston graduated from University of Colorado School of Dentistry
Darin Johnston graduated from University of Colorado School of Dentistry in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Darin T. 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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)Clinician Public Reporting: Overall MIPS Performance (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 Darin T. 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 Darin T. Johnston's NPI number?
Darin T. Johnston's NPI number is 1659757250. It was assigned on August 5, 2015, and it is active in the NPI Registry.
What does Darin T. Johnston specialize in?
Darin T. Johnston is an oral and maxillofacial surgery (d.m.d.) in Sacramento, California. The primary specialty in the NPI Registry is Oral & Maxillofacial Surgery (D.M.D.) (taxonomy code 204E00000X).
Where does Darin T. Johnston practice?
Darin Johnston practices at 2315 Stockton Boulevard, Sacramento, CA 95817. Darin Johnston's primary practice is UC Davis Medical Center in Sacramento, California, part of University of California Health.
What is Darin T. Johnston's office phone number?
The practice phone on file for Darin Johnston is (916) 734-2011.
What is Darin T. Johnston's medical license number?
Darin Johnston holds California license 108421, one of the licenses on file in 2 states.
Which states has Darin T. Johnston been licensed in?
Dmand AI has state licenses on file for Darin Johnston in California and Utah.
Which hospitals is Darin T. Johnston affiliated with?
Darin Johnston practices at UC Davis Medical Center in Sacramento, California.
What medical group is Darin T. Johnston part of?
Darin Johnston is linked to UC Davis Medical Group.
Does Darin T. Johnston accept Medicare?
Yes. CMS lists Darin Johnston as accepting Medicare assignment.
What is Darin T. Johnston's MIPS score?
Darin Johnston's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
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Where did Darin T. Johnston go to medical school?
Darin Johnston graduated from University of Colorado School of Dentistry in 2015.
What drugs does Darin T. Johnston prescribe most?
In 2024 Medicare Part D data, Darin Johnston's most prescribed drugs by claims were Chlorhexidine Gluconate, Amoxicillin and Ibuprofen.
Has Darin T. Johnston received payments from drug or device companies?
CMS Open Payments shows $2,614 in general payments to Darin Johnston from 15 companies from 2016 to 2024. The largest total came from Medical Device Business Services, Inc.
How long has Darin T. Johnston been practicing?
Darin Johnston graduated from medical school in 2015, 11 years ago.
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