DR. GERMAN NICOLAS MARTINEZ GAMBA (M.D.) – Family Medicine Physician, NPI 1376983130
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,706 FAMILY PRACTICE in TX
Provider Addresses for DR. GERMAN NICOLAS MARTINEZ GAMBA (M.D.)
4755 ALDINE MAIL ROUTE RD
HOUSTON, TX 770395934
Phone: (281) 985-7600
Fax: (281) 985-7620
Type: Location
6410 FANNIN ST STE 170
HOUSTON, TX 770303003
Phone: (832) 325-6500
Fax: (713) 512-2203
Type: Location
104 E. US HIGHWAY 60
MOUNTAIN VIEW, MO 65548
Phone: (417) 934-2251
Type: Mailing
6410 FANNIN ST STE 230
HOUSTON, TX 770303002
Phone: (832) 325-6500
Fax: (713) 512-2203
Type: Location
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: 2018-10-20
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 |
|---|---|---|---|---|
| I20181020000165 | I | Family Practice | TX | 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 | 60 | 41 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 50 | 12 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 42 | 33 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 77039)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Hospitalist, Family Practice | TX | |
| Geriatric Medicine, Family Practice, Internal Medicine | TX | |
| Internal Medicine | TX | |
| Family Practice | TX | |
| - | TX | |
| Internal Medicine, Infectious Disease | TX | |
| - | TX | |
| Geriatric Medicine, Family Practice | TX |
Reviews
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