Doctor profile · Federal record
Dr. Ka Ling (Karin) Cheung, M.D.
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Sleep Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Walnut Creek, CA
- NPI 1881643831
- Accepts Medicare
- MIPS 90.1 / 100 · 2023
- 36 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2637 Shadelands Dr
Walnut Creek, CA 945982512
(925) 944-0166
fax (925) 944-6355
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- December 2, 2024
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- California #C51289
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881643831. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,704
Distinct HCPCS
10
Medicare allowed
$322,004
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 564 | 288 | $212 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 247 | 178 | $152 | |
94729 |
Test to examine how well the lungs exchange gases | 132 | 123 | $10 | |
94726 |
Test to determine lung volumes using sensors | 123 | 115 | $13 | |
95810 |
Sleep study in sleep lab (6 years or older) | 98 | 97 | $815 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 95 | 93 | $11 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 79 | 79 | $257 | |
94618 |
Test for exercise-induced lung stress | 65 | 58 | $25 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 61 | 61 | $198 | |
G0399 |
Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation | 45 | 45 | $115 |
In context: peer comparison
Among 9 peers in Walnut Creek Pulmonary Disease Physician, average services per provider: 80. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$2,822
Transactions
109
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 25 | $499.33 | |
| AstraZeneca Pharmaceuticals Lp | 12 | $248.87 | |
| Jazz Pharmaceuticals INC. | 7 | $229.13 | |
| Baxter Healthcare | 11 | $190.91 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 13 | $187.16 | |
| Harmony Biosciences LLC | 4 | $178.56 | |
| Inspire Medical Systems, INC. | 6 | $171.55 | |
| Vanda Pharmaceuticals INC. | 5 | $136.01 | |
| Genzyme Corporation | 6 | $129.46 | |
| Merck Sharp & Dohme LLC | 5 | $116.57 | |
| Fisher & Paykel Healthcare INC | 3 | $110.46 | |
| Avadel CNS Pharmaceuticals, LLC | 4 | $91.50 | |
| Sanofi-Aventis U.S. LLC | 1 | $78.99 | |
| Pulmonx Corporation | 4 | $75.21 | |
| Insmed, INC. | 3 | $64.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
556
Patients
77
Total drug cost
$321,542
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 98 | 27 | $120,999 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 69 | 14 | $47,897 |
| Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) | Brand | 66 | 16 | $52,927 |
| Montelukast Sodium | Generic | 66 | 20 | $1,104 |
| Clonazepam | Generic | 35 | 0 | $309 |
| Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) | Brand | 34 | 0 | $23,616 |
| Advair Hfa (Fluticasone Propion/Salmeterol) | Brand | 26 | 0 | $22,199 |
| Zolpidem Tartrate | Generic | 26 | 0 | $183 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 23 | 0 | $17,283 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 21 | 0 | $14,502 |
Hospital affiliations
Frequently asked questions
What is Dr. Ka Ling (Karin) Cheung's medical specialty?
Dr. Ka Ling (Karin) Cheung practices Pulmonary Disease Physician in Walnut Creek, CA.
Where does Dr. Ka Ling (Karin) Cheung practice?
Dr. Ka Ling (Karin) Cheung practices at 2637 Shadelands Dr, Walnut Creek, CA 945982512. Office phone: 9259440166.
What is Dr. Ka Ling (Karin) Cheung's NPI?
Dr. Ka Ling (Karin) Cheung's National Provider Identifier (NPI) is 1881643831, issued by NPPES.
Does Dr. Ka Ling (Karin) Cheung accept Medicare assignment?
Yes. Dr. Ka Ling (Karin) Cheung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ka Ling (Karin) Cheung commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Test to examine how well the lungs exchange gases (HCPCS 94729). Source: CMS Medicare Physician & Other Practitioners file.