DR. GUY TERAN (M.D.) – Internal Medicine Physician, NPI 1013992452
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
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Provider Addresses for DR. GUY TERAN (M.D.)
Myers Medical Pharmacy, 260, Hospital Drive, Downtown Ukiah, Ukiah, Mendocino County, California, 95482, United States
UKIAH, CA 954824533
Phone: (707) 463-8000
Fax: (707) 462-1111
Type: Location
Ukiah Post Office, 671, South Orchard Avenue, Wagenseller, Ukiah, Mendocino County, California, 95482, United States
UKIAH, CA 954822739
Phone: (707) 463-8000
Fax: (707) 462-1111
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2007-06-26
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 |
|---|---|---|---|---|
| I20070626000491 | 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 |
|---|---|---|---|---|
| 83036 | Hemoglobin a1c level | 47 | 41 | $0 |
| 81002 | Urinalysis, manual test | 20 | 17 | $0 |
Insurance plans in this area (ZIP 95482)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MT | |
| - | CA | |
| - | CA | |
| - | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | OR | |
| Nurse Practitioner | CA | |
| - | CA | |
| Clinical Social Worker | CA |
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