Physician
Kenneth H Chang MD a Medical Corp
Kenneth H Chang MD a Medical Corp was paid $89K by Medicaid between Jan 2018 and Oct 2024, across 20 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 56% of everything it billed.
33Billing provider infoKENNETH H CHANG MD A MEDICAL CORP
SAN FRANCISCO, CA 94133
SAN FRANCISCO, CA 94133
33aNPI1447530076assigned 08/26/2011
33bProvider typeInternal Medicine Physician
28Total paid$89K
24GClaims5,259
24DCodes billed20
24AFirst – last monthJan 2018 – Oct 2024
Compared with peers
Next to other Internal Medicine Physician providers in California
Rank by total paid#690 of 2,679
Median peer was paid$13K
This provider vs. median7.0×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 123 | $0.00 | |
| 2019 | 156 | $48.00 | |
| 2020 | 354 | $48.00 | |
| 2021 | 2,254 | $38K | |
| 2022 | 1,390 | $19K | |
| 2023 | 113 | $4K | |
| 2024incomplete | 869 | $28K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 56% | 2,308 | 2,205 | $49K |
| 0012A | 8.2% | 332 | 268 | $7K | |
| 0011A | 7.8% | 338 | 271 | $7K | |
| 0013A | 6.3% | 195 | 195 | $6K | |
| 91320 | 5.4% | 56 | 56 | $5K | |
| 90756 | 3.4% | 136 | 136 | $3K | |
| 0134A | 3.1% | 108 | 105 | $3K | |
| 99396 | Periodic comprehensive preventive medicine reevaluation, established patient, 40-64 years | 2.5% | 14 | 14 | $2K |
| 90653 | 1.7% | 67 | 67 | $1K | |
| 90674 | 1.4% | 45 | 45 | $1K | |
| 90471 | Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine | 1.2% | 123 | 121 | $1K |
| 90658 | 1.1% | 34 | 34 | $952.68 |
8 more codes
| 0003A | <1% | 30 | $600.00 | |
| 90480 | <1% | 16 | $600.00 | |
| 0064A | <1% | 25 | $440.00 | |
| 90688 | <1% | 16 | $380.16 | |
| 90694 | <1% | 15 | $92.16 | |
| G8427 | Eligible clinician attests to documenting in the medical record they obtained, updated, or reviewed the patient's current medications | 0% | 1,210 | $0.00 |
| 99442 | 0% | 51 | $0.00 | |
| G0008 | Administration of influenza virus vaccine | 0% | 140 | $0.00 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.
From NPPES
Who's on the registration
Authorized officialCHANG, KENNETH (OWNER)
| Provider | Location | Paid |
|---|---|---|
| Ophthalmology Consultants of Oahu LLC | Honolulu, HI | $86K |
| Ophthalmology Consultants of Oahu, a Professional Corporation | Honolulu, HI | $33K |
Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.