Doctor profile · Federal record
Dr. David Grinsfelder, MD
Internal Medicine Physician (CMS: Internal Medicine) · Dallas, TX
- NPI 1568966174
- Accepts Medicare
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8210 Walnut Hill Ln Ste 230
Dallas, TX 752314488
(972) 284-7000
fax (972) 284-7001
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- April 6, 2022
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Texas #T1950
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568966174. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
8,397
Distinct HCPCS
10
Medicare allowed
$362,347
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,145 | 575 | $127 | |
80053 |
Blood test, comprehensive group of blood chemicals | 888 | 586 | $10 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 787 | 556 | $8 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 553 | 524 | $13 | |
83036 |
Hemoglobin a1c level | 517 | 413 | $10 | |
82306 |
Vitamin d-3 level | 511 | 478 | $29 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 431 | 431 | $128 | |
36415 |
Insertion of needle into vein for collection of blood sample | 410 | 310 | $8 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 354 | 302 | $16 | |
82607 |
Cyanocobalamin (vitamin b-12) level | 346 | 324 | $15 |
In context: peer comparison
Among 289 peers in this city , average services per provider: 185. This provider delivers 45× the peer median.Open Payments
Industry payments received
All-time total
$111
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABIOMED | 1 | $54.14 | |
| Inari Medical, Inc. | 1 | $27.37 | |
| Curonix LLC | 1 | $15.22 | |
| Exact Sciences Corporation | 1 | $14.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,081
Patients
1,110
Total drug cost
$51,414
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 560 | 156 | $7,303 |
| Levothyroxine Sodium | Generic | 463 | 119 | $6,204 |
| Lisinopril | Generic | 431 | 114 | $5,036 |
| Amlodipine Besylate | Generic | 384 | 111 | $3,166 |
| Losartan Potassium | Generic | 345 | 91 | $4,620 |
| Simvastatin | Generic | 278 | 80 | $3,113 |
| Metoprolol Succinate | Generic | 232 | 68 | $4,153 |
| Rosuvastatin Calcium | Generic | 215 | 62 | $4,484 |
| Alprazolam | Generic | 209 | 40 | $1,225 |
| Tamsulosin Hcl | Generic | 193 | 54 | $4,089 |
Hospital affiliations
Frequently asked questions
What is Dr. David Grinsfelder's medical specialty?
Dr. David Grinsfelder practices Internal Medicine Physician in Dallas, TX.
Where does Dr. David Grinsfelder practice?
Dr. David Grinsfelder practices at 8210 Walnut Hill Ln Ste 230, Dallas, TX 752314488. Office phone: 9722847000.
What is Dr. David Grinsfelder's NPI?
Dr. David Grinsfelder's National Provider Identifier (NPI) is 1568966174, issued by NPPES.
Does Dr. David Grinsfelder accept Medicare assignment?
Yes. Dr. David Grinsfelder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Grinsfelder commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.