Dr. Leonard John Klay, MD
- Medicare services, 2016
- 11
- Publications
- 2
- Industry payments
- $64
- Insurance carriers
- 1
- State license
- 1
- Practice address
- 1927 E Foothill Dr, Santa Rosa, CA 95404-3154
- Practice phone
- Call (707) 575-9094
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Klay'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. Leonard John Klay is an OB-GYN in Santa Rosa, California
Dr. Klay practices in Santa Rosa, California.
Dr. Klay's NPI, 1831123447, was assigned on July 10, 2006. Dr. Klay graduated from Stanford University School Of Medicine in 1962. Dr. Klay's California license number on file is G8890.
- NPI
- 1831123447NPI Registry (opens in a new tab)
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Practice phone
- (707) 575-9094
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 1962
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Leonard John Klay's practice address is in Santa Rosa, California
Dr. Klay's practice address in the NPI Registry is 1927 E Foothill Dr, Santa Rosa, CA 95404-3154. The practice phone is (707) 575-9094.
- NPI Registry address1927 E Foothill Dr, Santa Rosa, CA 95404-3154Phone(707) 575-9094
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Leonard John Klay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klay practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Klay's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leonard John Klay is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Klay's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Klay is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Klay has a license on file in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Klay
Counts of OB-GYNs 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. Leonard John Klay billed Medicare for 11 services in 2016
CMS data shows 11 Medicare services from Dr. Klay across 1 procedure code in 2016. Medicare paid $792 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Klay compared with the California median for OB-GYNs, 2016
- Dr. Klay
- California median
- Medicare services
- 11vs 5881% below
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Klay's most billed Medicare procedure codes, 2016
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. Klay?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Klay and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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Dr. Leonard John Klay has 2 publications on record
Dmand AI links 2 papers to Dr. Klay.
Recent publications by Dr. Klay
See who Dr. Klay researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Klay works with, so you can find a warm path to the right OB-GYNs.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Leonard John Klay received $64 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Klay from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $64.
Companies that paid Dr. Klay the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Leonard John Klay has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Klay.
Awards and honors for Dr. Klay
- Undated
- 2010 Plessner Award
- ACOG Fellow
Source: Dmand AI Professional Profile Data
Dr. Leonard John Klay graduated from Stanford University School Of Medicine
Dr. Klay graduated from Stanford University School Of Medicine in 1962. Dr. Klay is a member of American College of Obstetricians and Gynecologists.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Leonard John Klay accepts plans from 1 insurance carrier
Dr. Klay is in network with 1 carrier, including HCSC. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- HCSC
Plan types Dr. Klay accepts, by number of carriers
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Leonard John Klay'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 |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Leonard John Klay
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. Leonard John Klay's NPI number?
Dr. Leonard John Klay's NPI number is 1831123447. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonard John Klay?
Dr. Leonard John Klay is an OB-GYN in Santa Rosa, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Leonard John Klay practice?
Dr. Klay practices at 1927 E Foothill Dr, Santa Rosa, CA 95404-3154.
What is Dr. Leonard John Klay's office phone number?
The practice phone on file for Dr. Klay is (707) 575-9094.
What is Dr. Leonard John Klay's medical license number?
Dr. Klay's California license number on file is G8890.
Does Dr. Leonard John Klay accept Medicare?
Yes. CMS data shows Dr. Klay billed Medicare for 11 services in 2016.
Is Dr. Leonard John Klay board certified?
Yes. Dr. Klay is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
What services does Dr. Leonard John Klay bill to Medicare?
In 2016, Dr. Klay's most billed Medicare services were surgery: female reproductive system (57288).
Where did Dr. Leonard John Klay go to medical school?
Dr. Klay graduated from Stanford University School Of Medicine in 1962.
Has Dr. Leonard John Klay received payments from drug or device companies?
CMS Open Payments shows $64 in general payments to Dr. Klay from 1 company from 2016 to 2016. The largest total came from Boston Scientific Corporation.
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How long has Dr. Leonard John Klay been practicing?
Dr. Klay graduated from medical school in 1962, 64 years ago.
Does Dr. Leonard John Klay do research?
Dmand AI links 2 publications to Dr. Klay.
What insurance does Dr. Leonard John Klay accept?
Dr. Klay is in network with 1 carrier, including HCSC. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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