Doctor profile · Federal record
Dr. Dennis Yap, M.D.
Family Medicine Physician (CMS: Family Practice) · Springfield, IL
- NPI 1508967597
- Accepts Medicare
- MIPS 90.0 / 100 · 2023
- 39 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2979 Lindbergh Blvd
Springfield, IL 627046556
(217) 679-2163
fax (217) 679-2174
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- February 22, 2021
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Illinois #036-087319
- Medicaid
- IL #036087319
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508967597. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
239
Distinct HCPCS
4
Medicare allowed
$29,595
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 154 | 87 | $123 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 34 | $83 | |
99496 |
Transitional care management services for problem of high complexity | 17 | 12 | $264 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 16 | 16 | $118 |
In context: peer comparison
Among 27 peers in this city , average services per provider: 79. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$267
Transactions
15
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 3 | $54.43 | |
| Novo Nordisk Inc | 3 | $45.86 | |
| Novartis Pharmaceuticals Corporation | 2 | $39.17 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $34.72 | |
| Phathom Pharmaceuticals, Inc. | 2 | $28.62 | |
| Amgen Inc. | 1 | $23.06 | |
| Exact Sciences Corporation | 1 | $21.55 | |
| PFIZER INC. | 1 | $20.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,743
Patients
757
Total drug cost
$34,219
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lisinopril | Generic | 357 | 97 | $3,979 |
| Atorvastatin Calcium | Generic | 315 | 79 | $3,461 |
| Levothyroxine Sodium | Generic | 278 | 61 | $3,057 |
| Amlodipine Besylate | Generic | 250 | 65 | $2,155 |
| Tamsulosin Hcl | Generic | 225 | 52 | $4,240 |
| Metoprolol Succinate | Generic | 210 | 60 | $4,024 |
| Omeprazole | Generic | 169 | 50 | $2,456 |
| Hydrochlorothiazide | Generic | 143 | 42 | $1,398 |
| Losartan Potassium | Generic | 142 | 40 | $2,397 |
| Prednisone | Generic | 140 | 92 | $396 |
Hospital affiliations
Frequently asked questions
What is Dr. Dennis Yap's medical specialty?
Dr. Dennis Yap practices Family Medicine Physician in Springfield, IL.
Where does Dr. Dennis Yap practice?
Dr. Dennis Yap practices at 2979 Lindbergh Blvd, Springfield, IL 627046556. Office phone: 2176792163.
What is Dr. Dennis Yap's NPI?
Dr. Dennis Yap's National Provider Identifier (NPI) is 1508967597, issued by NPPES.
Does Dr. Dennis Yap accept Medicare assignment?
Yes. Dr. Dennis Yap accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Yap commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Transitional care management services for problem of high complexity (HCPCS 99496). Source: CMS Medicare Physician & Other Practitioners file.