MICHAEL M ROSS (PA) – Medical Physician Assistant, NPI 1508820648
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
10,570 PHYSICIAN ASSISTANT in CA
Provider Addresses for MICHAEL M ROSS (PA)
1125 Via Verde
San Dimas, CA 917734400
Phone: (909) 592-9778
Fax: (909) 599-6126
Type: Location
PO BOX 4039
ORANGE, CA 928634039
Phone: (714) 571-5000
Fax: (714) 919-8836
Type: Mailing
315 N 3RD AVE STE 207
COVINA, CA 917231917
Phone: (626) 967-4469
Fax: (626) 967-4889
Type: Location
420, West Rowland Street, Covina, Los Angeles County, California, 91723, United States
COVINA, CA 917232943
Phone: (626) 331-6411
Fax: (626) 251-1560
Type: Mailing
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 $221.
Total Amount is formed as General ($221) + Research ($0) + Ownership ($0) = $221.
Last reported payment date: 2023-10-12 • Largest payer in this snapshot: Lilly USA, LLC ($86).
Total Amount
$221
General + Research + Ownership
Payments
9
Total payment records
General Amount
$221
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $86 |
| GlaxoSmithKline, LLC. | $73 |
| Abbott Laboratories | $25 |
| Novo Nordisk Inc | $21 |
| Boston Scientific Corporation | $16 |
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: 2010-08-04
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 |
|---|---|---|---|---|
| I20100804000540 | I | Physician Assistant | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 108 | 73 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 32 | 31 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 13 | 12 | $0 |
Insurance plans in this area (ZIP 91773)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Radiation Oncology | MD | |
| Family Practice | CA | |
| Family Practice | CA | |
| Physician Assistant | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Physician Assistant | CA | |
| Family Practice, General Practice | CA | |
| P O D I A T R Y | CA | |
| Family Practice | CA | |
| H E M A T O L O G Y/ O N C O L O G Y | CA |
Reviews
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