Jessica Lee Iwalani Johns, M.D.
Obstetrics & Gynecology Physician · Walnut Creek, CA
Jessica Lee Iwalani Johns, M.D. is an obstetrics & gynecology physician with a practice address in Walnut Creek, California, and NPI 1841634342, issued on Apr 26, 2013. Check the license (California A149466, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jessica Lee Iwalani Johns
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A149466 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Treat Blvd # 200, Walnut Creek, CA 94597
- Phone
- (925) 254-9840
- Enumerated
- Apr 26, 2013
- Record last updated
- Sep 26, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201123001787); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 1450 Treat Blvd # 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jessica Lee Iwalani Johns in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A149466Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
33 Medicare Part D claims for 18 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Kapiolani Medical Center For Women And ChildrenHonolulu, HI
- Kapiolani Medical SpecialistsHonolulu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jessica Lee Iwalani Johns among 5,088 obstetrics & gynecology physician records in California
Jessica Lee Iwalani Johns, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 78% of them.
- NPI issued2013 · 78% of these records are older, 20% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2013 · median 2004 among the 2,700 with a school on file
- Record last updated2018 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 obstetrics & gynecology physician records list a practice address in Walnut Creek
They are 56 of the 6,170 NPPES records with a practice address in Walnut Creek, and 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Walnut Creek → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Mona Orady, M.D.Walnut Creek, CA 945971003970773
- Derek Abbassi, MDWalnut Creek, CA 945961841364155
- Mehrnoosh Almassi, MDWalnut Creek, CA 945961679622872
- Phuong-Anh Bui, MDWalnut Creek, CA 945961396817102
- Elaine Carlitz, MDWalnut Creek, CA 945961902984065
- Rosemary DelgadoWalnut Creek, CA 945981235140500
- Whitney Dewalt, M.D.Walnut Creek, CA 945961720382286
- Donna Di Cenzo, MDWalnut Creek, CA 945961710039524
Common questions
What is Jessica Lee Iwalani Johns, M.D.'s NPI number?
Jessica Lee Iwalani Johns, M.D.'s National Provider Identifier (NPI) is 1841634342, issued on Apr 26, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Jessica Lee Iwalani Johns, M.D. located?
The NPPES record lists a practice address at 1450 Treat Blvd # 200, Walnut Creek, CA, 94597. Phone: (925) 254-9840. Providers update this record themselves, so call before visiting.
How can I verify Jessica Lee Iwalani Johns, M.D.'s license?
NPPES lists California license number A149466, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jessica Lee Iwalani Johns, M.D. prescribe under Medicare Part D?
In 2024, Jessica Lee Iwalani Johns, M.D. had 33 Medicare Part D claims for 18 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Jessica Lee Iwalani Johns, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.