Doctor profile · Federal record
Dr. Nehemiah Chang, MD
Family Medicine Physician (CMS: Family Practice) · Colton, CA
- NPI 1821519182
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 N Pepper Ave
Colton, CA 923241801
(909) 580-1000
Credentials & registration
- NPI registered
- June 2017 — 9 yrs on file
- Profile last updated
- April 12, 2024
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A166447
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821519182. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
221
Distinct HCPCS
6
Medicare allowed
$18,678
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 62 | 15 | $80 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 31 | $99 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 56 | 41 | $67 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 19 | 14 | $36 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 12 | 12 | $146 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 12 | 12 | $132 |
In context: peer comparison
Among 14 peers in this city , average services per provider: 37. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exact Sciences Corporation | 1 | $18.91 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
986
Patients
304
Total drug cost
$60,810
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 157 | 54 | $3,498 |
| Metformin Hcl | Generic | 106 | 34 | $1,214 |
| Gabapentin | Generic | 90 | 24 | $2,267 |
| Diclofenac Sodium | Generic | 67 | 27 | $1,334 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 66 | 17 | $3,296 |
| Amlodipine Besylate | Generic | 56 | 20 | $474 |
| Hydrochlorothiazide | Generic | 55 | 18 | $411 |
| Enalapril Maleate | Generic | 54 | 12 | $1,721 |
| Lisinopril | Generic | 53 | 22 | $862 |
| Furosemide | Generic | 52 | 22 | $467 |
Frequently asked questions
What is Dr. Nehemiah Chang's medical specialty?
Dr. Nehemiah Chang practices Family Medicine Physician in Colton, CA.
Where does Dr. Nehemiah Chang practice?
Dr. Nehemiah Chang practices at 400 N Pepper Ave, Colton, CA 923241801. Office phone: 9095801000.
What is Dr. Nehemiah Chang's NPI?
Dr. Nehemiah Chang's National Provider Identifier (NPI) is 1821519182, issued by NPPES.
Does Dr. Nehemiah Chang accept Medicare assignment?
Yes. Dr. Nehemiah Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nehemiah Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.