CARINA D BUHAY (MD) – Internal Medicine Physician, NPI 1639143530
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
Provider Addresses for CARINA D BUHAY (MD)
2150 N Waterman Ave
Ste 200
San Bernardino, CA 924044811
Phone: (909) 881-4115
Type: Location
PO BOX 35380
LAS VEGAS, NV 891335380
Phone: (702) 579-3203
Type: Mailing
1700 N WATERMAN AVE
SAN BERNARDINO, CA 924045115
Phone: (909) 883-8611
Type: Location
PO BOX 12209
SAN BERNARDINO, CA 924232209
Phone: (909) 335-4188
Fax: (909) 478-3644
Type: Mailing
2150, North Waterman Avenue, San Bernardino, San Bernardino County, California, 92404, United States
STE 200
SAN BERNARDINO, CA 924044811
Phone: (909) 881-4115
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 24 Open Payments records for all available years, with a total value of $1,333.
Total Amount is formed as General ($1,333) + Research ($0) + Ownership ($0) = $1,333.
Last reported payment date: 2024-10-30 • Largest payer in this snapshot: Abbott Laboratories ($259).
Total Amount
$1,333
General + Research + Ownership
Payments
24
Total payment records
General Amount
$1,333
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $259 |
| Sumitomo Pharma America, Inc. | $244 |
| Novo Nordisk Inc | $170 |
| ABBVIE INC. | $149 |
| Phathom Pharmaceuticals, Inc. | $125 |
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: 2008-02-07
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 |
|---|---|---|---|---|
| I20080207000699 | I | Internal Medicine | 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 | 118 | 63 | $0 |
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 31 | 21 | $0 |
| 96160 | Administration and interpretation of patient-focused health risk assessment | 27 | 26 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 17 | 15 | $0 |
| 90756 | Influenza vaccine, quadrivalent derived from cell cultures | 11 | 11 | $0 |
Insurance plans in this area (ZIP 92404)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NV | |
| Family Practice | CA | |
| - | CA | |
| General Practice | NV | |
| Internal Medicine | CA | |
| Family Practice | CA | |
| - | CA | |
| - | CA | |
| Internal Medicine | CA | |
| Family Practice | CA |
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