DR. JOHN F FREILER (M.D.) – Allergy Physician, NPI 1407863533
Allergy Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
390 ALLERGY/IMMUNOLOGY in TX
Provider Addresses for DR. JOHN F FREILER (M.D.)
1100 WILFORD HALL LOOP BLDG 4554
JBSA LACKLAND, TX 782365638
Phone: (210) 292-4278
Type: Mailing
11840 ALAMO RANCH PKWY STE 80
SAN ANTONIO, TX 782534191
Phone: (210) 764-6567
Fax: (888) 395-3465
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 42 Open Payments records for all available years, with a total value of $2,069.
Total Amount is formed as General ($2,069) + Research ($0) + Ownership ($0) = $2,069.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($496).
Total Amount
$2,069
General + Research + Ownership
Payments
42
Total payment records
General Amount
$2,069
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $496 |
| GlaxoSmithKline, LLC. | $332 |
| Genentech USA, Inc. | $200 |
| Takeda Pharmaceuticals U.S.A., Inc. | $156 |
| Jubilant HollisterStier LLC | $143 |
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: 2021-05-27
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 |
|---|---|---|---|---|
| I20210527000768 | I | Allergy/Immunology | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,232 | 20 | $0 |
| 95024 | Test for allergy using allergenic extract injected into skin | 238 | 13 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 59 | 29 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 22 | 22 | $0 |
| 94010 | Test to measure expiratory airflow and volume | 15 | 14 | $0 |
Insurance plans in this area (ZIP 78236)
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