Doctor profile · Federal record
Dr. Subaila Zia, MD
Pulmonary Disease Physician (CMS: Critical Care (Intensivists)) · Critical Care Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · Sleep Medicine (Psychiatry & Neurology) Physician · Sunnyvale, CA
- NPI 1649479866
- Accepts Medicare
- 24 yrs in practice
- Licensed in 4 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1250 Borregas Ave
Sunnyvale, CA 940891309
(650) 687-7368 - Additional location
-
585 W College Ave Ste A
Santa Rosa, CA 954015060
(707) 526-3500 - Additional location
-
333 Se 2Nd Ave Ste 2000
Miami, FL 331312185 - Mailing address
-
Po Box 3988
Carbondale, IL 629023988
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- April 4, 2024
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State licenses (4)
- California #A132791 · Indiana #01075469A · Illinois #036142162 · Florida #TPME6212
- Medicaid
- IN #201312390
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649479866. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
633
Distinct HCPCS
9
Medicare allowed
$72,361
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 166 | 123 | $134 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 162 | 127 | $191 | |
94727 |
Test to determine lung volumes using gas dilution or washout | 79 | 78 | $42 | |
94729 |
Test to examine how well the lungs exchange gases | 79 | 78 | $54 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 66 | 65 | $14 | |
94618 |
Test for exercise-induced lung stress | 31 | 30 | $31 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $171 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 16 | 16 | $227 | |
95800 |
Sleep study including heart rate, breathing, and sleep time | 14 | 11 | $184 |
In context: peer comparison
Among 1 peers in Sunnyvale Pulmonary Disease Physician, average services per provider: 70. This provider delivers 9.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
633
Patients
232
Total drug cost
$494,920
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 129 | 38 | $104,393 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 83 | 39 | $3,670 |
| Prednisone | Generic | 63 | 30 | $260 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 56 | 18 | $22,620 |
| Azithromycin | Generic | 39 | 20 | $991 |
| Montelukast Sodium | Generic | 35 | 14 | $444 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 33 | 0 | $12,918 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 32 | 13 | $18,543 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 31 | 13 | $3,324 |
| Omeprazole | Generic | 30 | 18 | $243 |
Frequently asked questions
What is Dr. Subaila Zia's medical specialty?
Dr. Subaila Zia practices Pulmonary Disease Physician in Sunnyvale, CA.
Where does Dr. Subaila Zia practice?
Dr. Subaila Zia practices at 1250 Borregas Ave, Sunnyvale, CA 940891309. Office phone: 6506877368.
What is Dr. Subaila Zia's NPI?
Dr. Subaila Zia's National Provider Identifier (NPI) is 1649479866, issued by NPPES.
Does Dr. Subaila Zia accept Medicare assignment?
Yes. Dr. Subaila Zia accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Subaila Zia 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 99215); Test to determine lung volumes using gas dilution or washout (HCPCS 94727). Source: CMS Medicare Physician & Other Practitioners file.