DR. RONALD BRUCE JOHNSON (MD) – Obstetrics & Gynecology Physician, NPI 1013913722
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,007 OBSTETRICS/GYNECOLOGY in CA
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Provider Addresses for DR. RONALD BRUCE JOHNSON (MD)
1701, East Cesar E Chavez Avenue, Boyle Heights, Los Angeles, Los Angeles County, California, 90033, United States
STE 225/200
LOS ANGELES, CA 900332496
Phone: (323) 225-4300
Fax: (323) 225-1803
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $95.
Total Amount is formed as General ($95) + Research ($0) + Ownership ($0) = $95.
Last reported payment date: 2024-05-14 • Largest payer in this snapshot: Ethicon US, LLC ($56).
Total Amount
$95
General + Research + Ownership
Payments
5
Total payment records
General Amount
$95
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ethicon US, LLC | $56 |
| Baxter Healthcare | $21 |
| Hologic Sales and Service, LLC | $18 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-10-05
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20101005001091 | I | Obstetrics/Gynecology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 90033)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| - | CA | |
| - | CA | |
| Family Practice | CA | |
| Physician Assistant | CA | |
| - | CA | |
| P S Y C H I A T R Y | CA | |
| Internal Medicine, Infectious Disease | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Nurse Practitioner | CA |
Reviews
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