Doctor profile · Federal record
Dr. Tien Lam, M.D.
Family Medicine Physician (CMS: Family Practice) · Walnut Creek, CA
- NPI 1710917315
- Accepts Medicare
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1450 Treat Blvd, Suite 120B
Walnut Creek, CA 945972168
(925) 296-9720
fax (925) 296-9034 - Mailing address
-
Dept 34929, P.O. 39000
San Francisco, CA 941390001
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 2, 2014
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A75397
- Medicaid
- CA #00A753970
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1710917315. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,419
Distinct HCPCS
10
Medicare allowed
$112,627
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 628 | 296 | $99 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 254 | 193 | $79 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 226 | 226 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 55 | 54 | $75 | |
G0008 |
Administration of influenza virus vaccine | 55 | 54 | $36 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 54 | 46 | $112 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 40 | 39 | $17 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 22 | 20 | $63 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 20 | 20 | $282 | |
G0009 |
Administration of pneumococcal vaccine | 20 | 20 | $36 |
In context: peer comparison
Among 29 peers in this city , average services per provider: 89. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$846
Transactions
37
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 11 | $271.37 | |
| AstraZeneca Pharmaceuticals LP | 5 | $94.92 | |
| GlaxoSmithKline, LLC. | 3 | $84.28 | |
| Novartis Pharmaceuticals Corporation | 3 | $79.35 | |
| PFIZER INC. | 3 | $68.07 | |
| Exact Sciences Corporation | 2 | $51.02 | |
| Amgen Inc. | 2 | $46.44 | |
| Janssen Pharmaceuticals, Inc | 2 | $35.49 | |
| Astellas Pharma US Inc | 1 | $30.68 | |
| Merck Sharp & Dohme LLC | 1 | $28.52 | |
| Novo Nordisk Inc | 1 | $21.77 | |
| Dynavax Technologies Corporation | 2 | $20.18 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $13.53 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,287
Patients
669
Total drug cost
$39,955
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 399 | 114 | $6,242 |
| Rosuvastatin Calcium | Generic | 381 | 106 | $8,075 |
| Levothyroxine Sodium | Generic | 261 | 65 | $4,143 |
| Amlodipine Besylate | Generic | 251 | 71 | $2,842 |
| Lisinopril | Generic | 148 | 46 | $1,355 |
| Losartan Potassium | Generic | 141 | 38 | $2,153 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 104 | 34 | $2,345 |
| Simvastatin | Generic | 92 | 26 | $1,139 |
| Hydrochlorothiazide | Generic | 86 | 25 | $281 |
| Fluticasone Propionate | Generic | 84 | 44 | $1,575 |
Hospital affiliations
Frequently asked questions
What is Dr. Tien Lam's medical specialty?
Dr. Tien Lam practices Family Medicine Physician in Walnut Creek, CA.
Where does Dr. Tien Lam practice?
Dr. Tien Lam practices at 1450 Treat Blvd, Walnut Creek, CA 945972168. Office phone: 9252969720.
What is Dr. Tien Lam's NPI?
Dr. Tien Lam's National Provider Identifier (NPI) is 1710917315, issued by NPPES.
Does Dr. Tien Lam accept Medicare assignment?
Yes. Dr. Tien Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tien Lam 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 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.