DR. LISA JOHNSTON (M.D.) – Obstetrics & Gynecology Physician, NPI 1124097779
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,008 OBSTETRICS/GYNECOLOGY in CA
Provider Addresses for DR. LISA JOHNSTON (M.D.)
195 Page Mill Rd Ste 103
Palo Alto, CA 943062073
Phone: (888) 731-8994
Type: Location
1400, East Palomar Street, Chula Vista, San Diego County, California, 91913, United States
CHULA VISTA, CA 919131800
Phone: (858) 499-2702
Fax: (619) 397-3378
Type: Mailing
10672 WEXFORD ST STE 200
SAN DIEGO, CA 921313974
Phone: (734) 218-0757
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $996.
Total Amount is formed as General ($996) + Research ($0) + Ownership ($0) = $996.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($698).
Total Amount
$996
General + Research + Ownership
Payments
9
Total payment records
General Amount
$996
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $698 |
| Organon LLC | $260 |
| CooperSurgical, Inc. | $20 |
| PFIZER INC. | $19 |
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: 2008-10-14
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 |
|---|---|---|---|---|
| I20081014000080 | 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 94306)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | CA | |
| Family Practice | CA | |
| - | CA | |
| G A S T R O E N T E R O L O G Y | CA | |
| Pain Management, Physical Medicine And Rehabilitation | CA | |
| Family Practice | CA | |
| Physical Therapist In Private Practice | CA | |
| - | CA | |
| Orthopedic Surgery, Sports Medicine | NY | |
| Occupational Therapist In Private Practice | CA |
Reviews
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