DR. JOHN H. II FISCHER (M.D.) – Vascular & Interventional Radiology Physician, NPI 1437140597
Vascular & Interventional Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,303 DIAGNOSTIC RADIOLOGY in TX
Provider Addresses for DR. JOHN H. II FISCHER (M.D.)
6720 BERTNER ST # MC2-270
HOUSTON, TX 770302604
Phone: (832) 355-4092
Fax: (832) 355-2591
Type: Location
Bertner Avenue, Texas Medical Center, Houston, Harris County, Texas, 77005-1890, United States
HOUSTON, TX 770302604
Phone: (713) 331-1850
Fax: (713) 521-7710
Type: Mailing
6720 Bertner St # Mc2-270
Houston, TX 770302604
Phone: (832) 355-4092
Fax: (832) 355-2591
Type: Location
251 W Medical Center Blvd Ste 200
Webster, TX 775984242
Phone: (281) 565-0033
Fax: (281) 565-0568
Type: Location
23510 Kingsland Blvd Ste 100
Katy, TX 774944125
Phone: (281) 565-0033
Fax: (281) 565-0568
Type: Location
4690 SWEETWATER BLVD STE 200
SUGAR LAND, TX 774793478
Phone: (281) 565-0033
Fax: (281) 565-0568
Type: Location
8135 FOREST LN # 515057
DALLAS, TX 752302472
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $186.
Total Amount is formed as General ($186) + Research ($0) + Ownership ($0) = $186.
Last reported payment date: 2024-09-10 • Largest payer in this snapshot: Merit Medical Systems Inc ($89).
Total Amount
$186
General + Research + Ownership
Payments
6
Total payment records
General Amount
$186
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-10
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2012-04-30
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 |
|---|---|---|---|---|
| I20120430000752 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 111 | 110 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 71 | 71 | $0 |
| 74176 | Ct scan of abdomen and pelvis without contrast | 61 | 61 | $0 |
| 71250 | Ct scan of chest without contrast | 48 | 48 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 41 | 40 | $0 |
Insurance plans in this area (ZIP 77030)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | TX | 36556 | Insertion of central venous catheter for infusion, patient 5 years or older | 36 | 36 |
| DIAGNOSTIC RADIOLOGY | TX | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 11 | 11 |
| DIAGNOSTIC RADIOLOGY | TX | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 25 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Diagnostic Radiology | LA | |
| Diagnostic Radiology | KY | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | GA | |
| Diagnostic Radiology | TX | |
| - | TX | |
| Interventional Cardiology, Diagnostic Radiology | TX | |
| Interventional Radiology | TX | |
| - | TX | |
| Interventional Radiology, Diagnostic Radiology | PA |
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