Arthritis Care Res (Hoboken)
AutoantibodiesB-Cell Activating FactorEx-Smokers
Dr. Cianna Leatherwood, MD
NPI1003175746
- Medicare services, 2019
- 20
- Part D claims, 2020
- 401
- Publications
- 18
- Industry payments
- $935
- State licenses
- 2
- Practice address
- 380 W Macarthur Blvd, Oakland, CA 94609
- Practice phone
- Call (510) 307-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Leatherwood'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. Cianna Leatherwood is a rheumatologist in Oakland, California
Dr. Leatherwood practices in Oakland, California.
Dr. Leatherwood's NPI, 1003175746, was assigned on May 15, 2012. Dr. Leatherwood graduated from Keck School of Medicine of USC in 2012. Dr. Leatherwood holds California license A130966.
NPI and contact details
- NPI
- 1003175746NPI Registry (opens in a new tab)
- NPI enumeration date
- May 15, 2012
- NPI status
- Active
- Practice phone
- (510) 307-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Cianna Leatherwood's practice address is in Oakland, California
Dr. Leatherwood's practice address in the NPI Registry is 380 W Macarthur Blvd, Oakland, CA 94609, in Alameda County. The practice phone is (510) 307-1500.
- NPI Registry address380 W Macarthur Blvd, Oakland, CA 94609 · Alameda CountyPhone(510) 307-1500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Cianna Leatherwood's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leatherwood practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Leatherwood's practice | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Leatherwood practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Cianna Leatherwood is one of 821 rheumatologists in California
Rheumatology is Dr. Leatherwood's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Leatherwood is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Leatherwood's licenses on file in 2 states: California and Massachusetts.
Specialties and state licenses
- Rheumatology, CaliforniaPrimary
- Massachusetts license
Rheumatologists near Dr. Leatherwood
Counts of rheumatologists with a Dmand AI profile, by place and practice. Each opens the list.
821rheumatologists in California
3rheumatologists in Oakland
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Cianna Leatherwood billed Medicare for 20 services in 2019
CMS data shows 20 Medicare services from Dr. Leatherwood across 1 procedure code in 2019, all of them office visits. Medicare paid $1,344 for them. Every service was in an office.
Medicare services, 201920
Paid by Medicare$1,344
Procedure codes1
Dr. Leatherwood compared with the California median for rheumatologists, 2019
- Dr. Leatherwood
- California median
- Medicare services
- 20vs 90098% below
- Part D claims
- 401vs 96258% below
Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.
Dr. Leatherwood's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Leatherwood?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leatherwood and other rheumatologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Cianna Leatherwood wrote 401 Medicare Part D claims in 2020
In 2020, Dr. Leatherwood wrote 401 Medicare Part D claims. They cover 11 drugs, with $407,283 in total drug cost. In 2019, CMS named 1,268 claims across 21 drugs.
Part D claims, 2020401
Drugs named by CMS11
Total drug cost$407,283
Dr. Leatherwood's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1,2682020: 40168%
Drugs named by CMS: 11 in 2020, 21 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Find rheumatologists like Dr. Leatherwood by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Cianna Leatherwood has 18 publications on record
Dmand AI links 18 papers to Dr. Leatherwood, published from 2017 to 2021. 2019 was the busiest year, with 4. The most frequent topics are Lupus Erythematosus, Systemic, Arthritis, Rheumatoid and Nurses. Dr. Leatherwood has published most often in Arthritis Care Res (Hoboken). Dr. Leatherwood's most frequent co-authors are Karen H. Costenbader, MD, MPH, Medha Barbhaiya and Candace Feldman, MD.
Papers18
Years published2017 to 2021
Dr. Leatherwood's papers by year, 2017 to 2021
Topics Dr. Leatherwood writes about most
- Lupus Erythematosus, Systemic
- Arthritis, Rheumatoid
- Nurses
- Antirheumatic Agents
- Black or African American
- Diet Surveys
- Famous Persons
- Focus Groups
Dr. Leatherwood's most frequent co-authors
- Karen H. Costenbader, MD, MPH9 shared papers
- Medha Barbhaiya5 shared papers
- Candace Feldman, MD5 shared papers
Recent publications by Dr. Leatherwood
Arthritis Care Res (Hoboken)
Antibodies, AntinuclearDietary Approaches To Stop HypertensionDiet, Healthy
Lupus
Adaptation, PsychologicalFocus GroupsLupus Erythematosus, Systemic
AwarenessBlack or African AmericanCenters for Disease Control and Prevention, U.S.
See who Dr. Leatherwood researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Leatherwood works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cianna Leatherwood received $935 in industry payments from 2017 to 2024
CMS Open Payments shows 10 general payments to Dr. Leatherwood from 3 drug and device companies from 2017 to 2024. Travel and lodging make up the largest share, 69% of the total. Abbvie Inc. paid the most, $796.
General payments to Dr. Leatherwood by program year, 2017 to 2024
General payments to Dr. Leatherwood by kind, 2017 to 2024
$935in total
- Travel and lodging$64469%
- Food and beverage$21323%
- Education$788%
Companies that paid Dr. Leatherwood the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Cianna Leatherwood graduated from Keck School of Medicine of USC
Dr. Leatherwood graduated from Keck School of Medicine of USC in 2012.
- Medical school
- Board certified in internal medicine
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Sources for Dr. Cianna Leatherwood'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 |
| 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Cianna Leatherwood
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. Cianna Leatherwood's NPI number?
Dr. Cianna Leatherwood's NPI number is 1003175746. It was assigned on May 15, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Cianna Leatherwood?
Dr. Cianna Leatherwood is a rheumatologist in Oakland, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Cianna Leatherwood practice?
Dr. Leatherwood practices at 380 W Macarthur Blvd, Oakland, CA 94609.
What is Dr. Cianna Leatherwood's office phone number?
The practice phone on file for Dr. Leatherwood is (510) 307-1500.
What is Dr. Cianna Leatherwood's medical license number?
Dr. Leatherwood holds California license A130966, one of the licenses on file in 2 states.
Which states has Dr. Cianna Leatherwood been licensed in?
Dmand AI has state licenses on file for Dr. Leatherwood in California (2014 to 2026) and Massachusetts (2017 to 2020).
Does Dr. Cianna Leatherwood accept Medicare?
Yes. CMS data shows Dr. Leatherwood billed Medicare for 20 services in 2019.
Is Dr. Cianna Leatherwood board certified?
Yes. Dr. Leatherwood is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Cianna Leatherwood bill to Medicare?
In 2019, Dr. Leatherwood's most billed Medicare services were office visit, established patient (99214).
Where did Dr. Cianna Leatherwood go to medical school?
Dr. Leatherwood graduated from Keck School of Medicine of USC in 2012.
Show 5 more questionsShow fewer questions
What drugs does Dr. Cianna Leatherwood prescribe most?
In 2020 Medicare Part D data, Dr. Leatherwood's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Methotrexate and Prednisone.
Has Dr. Cianna Leatherwood received payments from drug or device companies?
CMS Open Payments shows $935 in general payments to Dr. Leatherwood from 3 companies from 2017 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Cianna Leatherwood been practicing?
Dr. Leatherwood graduated from medical school in 2012, 14 years ago.
Does Dr. Cianna Leatherwood do research?
Dmand AI links 18 publications to Dr. Leatherwood, published from 2017 to 2021.
Who does Dr. Cianna Leatherwood publish with?
Dr. Leatherwood's most frequent co-authors are Karen H. Costenbader, MD, MPH (9 shared papers), Medha Barbhaiya (5 shared papers) and Candace Feldman, MD (5 shared papers).
Selling to rheumatology practices?
See rheumatologists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card