Doctor profile · Federal record

Dr. Glenn Davis, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Spring, TX

  • NPI 1003806431
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2255 E Mossy Oaks RD Ste 680
Spring, TX 773891812
(281) 537-0300
fax (281) 537-0315
Additional location
3000 N Grand Blvd
Oklahoma City, OK 731071818
(405) 632-6688

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 17, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Texas #K5503 · Oklahoma #38899

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003806431. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,643
Distinct HCPCS
10
Medicare allowed
$343,391
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 1,525 160 $63
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 $48
99214 Established patient office or other outpatient visit, 30-39 minutes 954 500 $126
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 248 248 $131
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 $71
G0444 Annual depression screening, 5 to 15 minutes 101 101 $19
99213 Established patient office or other outpatient visit, 20-29 minutes 71 60 $91
81003 Automated urinalysis test 62 51 $2
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month 46 32 $134
87804 Detection test by immunoassay with direct visual observation for influenza virus 34 19 $16

In context: peer comparison

Among 11 peers in this city , average services per provider: 153. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,448
Transactions
52
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 3 $307.94
Amgen Inc. 13 $289.22
Regeneron Healthcare Solutions, Inc. 4 $213.04
Lilly USA, LLC 13 $172.35
AstraZeneca Pharmaceuticals LP 2 $132.73
PFIZER INC. 4 $93.25
ABBVIE INC. 3 $72.89
Sumitomo Pharma America, Inc. 3 $65.33
Novo Nordisk Inc 2 $28.15
Astellas Pharma US Inc 1 $16.24
Dexcom, Inc. 1 $14.99
Merck Sharp & Dohme LLC 1 $14.08
Esperion Therapeutics, Inc. 1 $14.04
Exact Sciences Corporation 1 $13.72

By nature of payment

Food and Beverage
$1,448

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,836
Patients
562
Total drug cost
$31,299
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 373 119 $7,871
Levothyroxine Sodium Generic 251 83 $2,896
Amlodipine Besylate Generic 238 72 $1,923
Atorvastatin Calcium Generic 186 53 $1,957
Losartan Potassium Generic 136 46 $1,784
Lisinopril Generic 79 25 $713
Montelukast Sodium Generic 78 19 $1,446
Valsartan Generic 76 24 $4,491
Trazodone Hcl Generic 72 21 $1,049
Famotidine Generic 62 19 $1,306

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Glenn Davis's medical specialty?
Dr. Glenn Davis practices Internal Medicine Physician in Spring, TX.
Where does Dr. Glenn Davis practice?
Dr. Glenn Davis practices at 2255 E Mossy Oaks RD Ste 680, Spring, TX 773891812. Office phone: 2815370300.
What is Dr. Glenn Davis's NPI?
Dr. Glenn Davis's National Provider Identifier (NPI) is 1003806431, issued by NPPES.
Does Dr. Glenn Davis accept Medicare assignment?
Yes. Dr. Glenn Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Glenn Davis commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); 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 (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.