DR. RONG RONG GUO (MD) – Internal Medicine Physician, NPI 1104211705
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
154 ENDOCRINOLOGY in AZ
Provider Addresses for DR. RONG RONG GUO (MD)
14065 N TERRITORY TRL
FOUNTAIN HILLS, AZ 852683351
Phone: (480) 225-6542
Type: Mailing
1441 N 12TH ST FL 2
PHOENIX, AZ 850062837
Phone: (602) 521-5200
Fax: (602) 521-5201
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 25 Open Payments records for all available years, with a total value of $689.
Total Amount is formed as General ($689) + Research ($0) + Ownership ($0) = $689.
Last reported payment date: 2024-11-04 • Largest payer in this snapshot: Insulet Corporation ($339).
Total Amount
$689
General + Research + Ownership
Payments
25
Total payment records
General Amount
$689
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Insulet Corporation | $339 |
| CeQur Corporation | $291 |
| Novo Nordisk Inc | $59 |
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: 2019-01-12
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20190112000267 | I | Endocrinology | AZ | 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 | 267 | 126 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 81 | 81 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 54 | 28 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 30 | 21 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 27 | 27 | $0 |
Insurance plans in this area (ZIP 85268)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Gastroenterology | AZ | |
| Nurse Practitioner | AZ | |
| Endocrinology, Internal Medicine | AZ | |
| Orthopedic Surgery | FL | |
| Cardiac Surgery | IN | |
| - | AZ | |
| General Surgery | AZ | |
| Sports Medicine | IL | |
| Orthopedic Surgery | AZ | |
| - | AZ |
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