Doctor profile · Federal record
Dr. Diana Superfin, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Walnut Creek, CA
- NPI 1750365953
- Accepts Medicare
- MIPS 0.0 / 100 · 2023
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
500 Lennon Ln
Walnut Creek, CA 945982415
(925) 939-9610
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- September 23, 2009
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A84532
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750365953. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
103,032
Distinct HCPCS
10
Medicare allowed
$1,220,045
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 34,500 | 24 | $1 | |
Q0138 |
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 16,830 | 18 | $1 | |
J0881 |
Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 16,600 | 17 | $3 | |
J1453 |
Injection, fosaprepitant, 1 mg | 12,750 | 22 | $0 | |
J0897 |
Injection, denosumab, 1 mg | 7,020 | 52 | $23 | |
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,200 | 33 | $0 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 2,734 | 39 | $0 | |
J2469 |
Injection, palonosetron hcl, 25 mcg | 1,450 | 30 | $1 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 1,092 | 321 | $214 | |
J2506 |
Injection, pegfilgrastim, excludes biosimilar, 0.5 mg | 972 | 25 | $112 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 1,407. This provider delivers 73× the peer median.Open Payments
Industry payments received
All-time total
$7,536
Transactions
174
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 16 | $3,104.08 | |
| PFIZER INC. | 40 | $709.75 | |
| Novartis Pharmaceuticals Corporation | 13 | $277.80 | |
| GlaxoSmithKline, LLC. | 12 | $255.98 | |
| Daiichi Sankyo Inc. | 13 | $227.93 | |
| E.R. Squibb & Sons, L.L.C. | 17 | $227.85 | |
| Celgene Corporation | 16 | $226.07 | |
| Janssen Biotech, Inc. | 8 | $222.08 | |
| Merck Sharp & Dohme LLC | 9 | $205.90 | |
| ABBVIE INC. | 7 | $158.28 | |
| Lilly USA, LLC | 5 | $127.83 | |
| SpringWorks Therapeutics, Inc. | 5 | $126.45 | |
| Astellas Pharma US Inc | 5 | $103.68 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 5 | $99.94 | |
| EMD Serono, Inc. | 3 | $94.64 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
517
Patients
78
Total drug cost
$1,586,329
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 63 | 17 | $46,775 |
| Neulasta Onpro (Pegfilgrastim) | Brand | 63 | 17 | $427,248 |
| Anastrozole | Generic | 52 | 17 | $1,547 |
| Levothyroxine Sodium | Generic | 45 | 0 | $453 |
| Aranesp (Darbepoetin Alfa In Polysorbat) | Brand | 36 | 0 | $116,337 |
| Exemestane | Generic | 34 | 0 | $2,165 |
| Lynparza (Olaparib) | Brand | 33 | 0 | $465,931 |
| Xgeva (Denosumab) | Brand | 30 | 0 | $95,087 |
| Prednisone | Generic | 29 | 13 | $190 |
| Xarelto (Rivaroxaban) | Brand | 26 | 0 | $21,986 |
Hospital affiliations
Frequently asked questions
What is Dr. Diana Superfin's medical specialty?
Dr. Diana Superfin practices Hematology & Oncology Physician in Walnut Creek, CA.
Where does Dr. Diana Superfin practice?
Dr. Diana Superfin practices at 500 Lennon Ln, Walnut Creek, CA 945982415. Office phone: 9259399610.
What is Dr. Diana Superfin's NPI?
Dr. Diana Superfin's National Provider Identifier (NPI) is 1750365953, issued by NPPES.
Does Dr. Diana Superfin accept Medicare assignment?
Yes. Dr. Diana Superfin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Superfin commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881). Source: CMS Medicare Physician & Other Practitioners file.