DR. GLENN R DAVIS (MD) – Internal Medicine Physician, NPI 1003806431
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
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Provider Addresses for DR. GLENN R DAVIS (MD)
East Mossy Oaks Road, Springwood, Spring, Harris County, Texas, 77386, United States
SPRING, TX 773891812
Phone: (281) 537-0300
Fax: (281) 537-0315
Type: Mailing
3000 N Grand Blvd
Oklahoma City, OK 731071818
Phone: (405) 632-6688
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 121 Open Payments records for all available years, with a total value of $2,655.
Total Amount is formed as General ($2,655) + Research ($0) + Ownership ($0) = $2,655.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Lilly USA, LLC ($517).
Total Amount
$2,655
General + Research + Ownership
Payments
121
Total payment records
General Amount
$2,655
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $517 |
| Amgen Inc. | $420 |
| Medtronic, Inc. | $308 |
| AstraZeneca Pharmaceuticals LP | $217 |
| Regeneron Healthcare Solutions, Inc. | $213 |
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: 2022-10-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20101014001418 | I | Internal Medicine | TX | TBD |
| I20221031000163 | I | Internal Medicine | OK | 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 |
|---|---|---|---|---|
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,525 | 160 | $0 |
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,373 | 152 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 954 | 500 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 248 | 248 | $0 |
| 99489 | Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month | 115 | 32 | $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 | 81002 | Urinalysis, manual test | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Social Worker | OK | |
| Nurse Practitioner | OK | |
| - | OK | |
| Family Practice | OK | |
| Certified Nurse Midwife (Cnm) | OK | |
| Family Practice | OK | |
| Family Practice | OK | |
| - | OK | |
| Internal Medicine | OK | |
| Nurse Practitioner | OK |
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