Doctor profile · Federal record
Dr. David Chiang, M.D
Internal Medicine Physician (CMS: Internal Medicine) · Norwell, MA
- NPI 1124219506
- Accepts Medicare
- MIPS 74.8 / 100 · 2023
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
143 Longwater Dr
Norwell, MA 020611683
(781) 878-5200
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- March 17, 2016
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #238827
- Medicaid
- MA #1100836977A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124219506. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,427
Distinct HCPCS
10
Medicare allowed
$222,197
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 764 | 473 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 496 | 293 | $129 | |
80053 |
Blood test, comprehensive group of blood chemicals | 445 | 393 | $10 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 299 | 299 | $132 | |
85610 |
Blood test, clotting time | 272 | 25 | $4 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 242 | 38 | $24 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 184 | 160 | $92 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 126 | 105 | $8 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 120 | 120 | $30 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 110 | 74 | $3 |
In context: peer comparison
Among 8 peers in Norwell Internal Medicine Physician, average services per provider: 81. This provider delivers 55× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
5,302
Patients
1,363
Total drug cost
$98,895
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 597 | 173 | $13,841 |
| Oxycodone Hcl | Generic | 557 | 62 | $17,047 |
| Lisinopril | Generic | 519 | 158 | $7,027 |
| Gabapentin | Generic | 405 | 102 | $9,273 |
| Omeprazole | Generic | 401 | 126 | $9,865 |
| Simvastatin | Generic | 392 | 112 | $5,899 |
| Amlodipine Besylate | Generic | 366 | 113 | $3,795 |
| Levothyroxine Sodium | Generic | 324 | 91 | $4,869 |
| Hydrochlorothiazide | Generic | 281 | 79 | $1,263 |
| Lorazepam | Generic | 281 | 63 | $2,278 |
Hospital affiliations
Frequently asked questions
What is Dr. David Chiang's medical specialty?
Dr. David Chiang practices Internal Medicine Physician in Norwell, MA.
Where does Dr. David Chiang practice?
Dr. David Chiang practices at 143 Longwater Dr, Norwell, MA 020611683. Office phone: 7818785200.
What is Dr. David Chiang's NPI?
Dr. David Chiang's National Provider Identifier (NPI) is 1124219506, issued by NPPES.
Does Dr. David Chiang accept Medicare assignment?
Yes. Dr. David Chiang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Chiang commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.