Doctor profile · Federal record
Dr. Diana Tzeng, M.D.
Neurology Physician (CMS: Neurology) · Philadelphia, PA
- NPI 1821288408
- Accepts Medicare
- 22 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
900 Walnut St Fl 2
Philadelphia, PA 191075509
(215) 955-7000
fax (215) 923-3504
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- December 12, 2016
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Pennsylvania #MD432641
- Medicaid
- PA #102536700
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821288408. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
260
Distinct HCPCS
9
Medicare allowed
$30,805
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 62 | 30 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 53 | 36 | $125 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 33 | 30 | $102 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 23 | 23 | $190 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 23 | 22 | $150 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 22 | 22 | $140 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 17 | 16 | $136 | |
99238 |
Hospital discharge day management, 30 minutes or less | 14 | 14 | $85 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 12 | $102 |
In context: peer comparison
Among 83 peers in this city , average services per provider: 148. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$6,530
Transactions
11
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 10 | $6,405.20 | |
| W. L. Gore & Associates, Inc. | 1 | $124.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
108
Patients
0
Total drug cost
$14,040
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levetiracetam | Generic | 33 | 0 | $1,688 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 28 | 0 | $661 |
| Gabapentin | Generic | 18 | 0 | $974 |
| Eliquis (Apixaban) | Brand | 15 | 0 | $10,529 |
| Atorvastatin Calcium | Generic | 14 | 0 | $188 |
Frequently asked questions
What is Dr. Diana Tzeng's medical specialty?
Dr. Diana Tzeng practices Neurology Physician in Philadelphia, PA.
Where does Dr. Diana Tzeng practice?
Dr. Diana Tzeng practices at 900 Walnut St Fl 2, Philadelphia, PA 191075509. Office phone: 2159557000.
What is Dr. Diana Tzeng's NPI?
Dr. Diana Tzeng's National Provider Identifier (NPI) is 1821288408, issued by NPPES.
Does Dr. Diana Tzeng accept Medicare assignment?
Yes. Dr. Diana Tzeng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Tzeng commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.