GREGORY PFITZER (DO) – Family Medicine Physician, NPI 1396199147
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,351 EMERGENCY MEDICINE in MO
Provider Addresses for GREGORY PFITZER (DO)
901 E 5TH ST
WASHINGTON, MO 630903127
Phone: (636) 239-8011
Fax: (636) 239-8058
Type: Mailing
5016 SOUTH US HWY 75
DENISON, TX 750205762
Phone:
Type: Mailing
1000 E Cherry St
Troy, MO 633791513
Phone: (636) 528-8551
Fax: (636) 528-8392
Type: Location
Grayson County Health Clinic, 1111, Gallagher Drive, Sherman, Grayson County, Texas, 75090, United States
SHERMAN, TX 750901713
Phone: (903) 771-2846
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: 2025-08-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20200717000109 | I | Emergency Medicine | TX | TBD |
| I20200925001112 | I | Emergency Medicine | OK | TBD |
| I20250822004220 | I | Family Practice | MO | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 589 | 532 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 302 | 283 | $0 |
| 99291 | Critical care, first 30-74 minutes | 190 | 180 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 60 | 58 | $0 |
| 99292 | Critical care, each additional 30 minutes | 30 | 23 | $0 |
Insurance plans in this area (ZIP 63090)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | OK | |
| Emergency Medicine | OK | |
| Emergency Medicine | OK | |
| Emergency Medicine | OK | |
| Family Practice | OK | |
| Emergency Medicine | OK | |
| Nurse Practitioner | OK | |
| Physician Assistant | OK | |
| Nurse Practitioner | OK | |
| Emergency Medicine | OH |
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