STEPHEN D FILLMAN (MD) – Internal Medicine Physician, NPI 1992779961
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
Provider Addresses for STEPHEN D FILLMAN (MD)
2255 E MOSSY OAKS RD STE 500
SPRING, TX 773891813
Phone: (281) 440-5300
Fax: (832) 232-5591
Type: Mailing
9201 PINECROFT DR STE 200
SHENANDOAH, TX 773803889
Phone: (281) 863-9554
Fax: (832) 813-8582
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 115 Open Payments records for all available years, with a total value of $1,887.
Total Amount is formed as General ($1,887) + Research ($0) + Ownership ($0) = $1,887.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Novo Nordisk Inc ($491).
Total Amount
$1,887
General + Research + Ownership
Payments
115
Total payment records
General Amount
$1,887
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $491 |
| PFIZER INC. | $206 |
| Lilly USA, LLC | $203 |
| GlaxoSmithKline, LLC. | $130 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $86 |
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: 2010-10-29
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 |
|---|---|---|---|---|
| I20101029001273 | I | Internal Medicine | 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 | 790 | 399 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 427 | 66 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 426 | 426 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 185 | 180 | $0 |
| G0442 | Annual alcohol misuse screening, 5 to 15 minutes | 120 | 120 | $0 |
Insurance plans in this area (ZIP 77389)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | TX | 83036 | Hemoglobin A1C level | 601 | 297 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Gynecological Oncology, Obstetrics/Gynecology | TX | |
| Orthopedic Surgery, Hand Surgery | NC | |
| Orthopedic Surgery | TX | |
| Orthopedic Surgery | TX | |
| Orthopedic Surgery, Sports Medicine | TX | |
| - | TX | |
| Orthopedic Surgery | TX | |
| Physician Assistant | TX | |
| Physical Therapist In Private Practice | TX | |
| Physical Therapist In Private Practice | TX |
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