Doctor profile · Federal record

Dr. Gregory Daniels, M.D., PH.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · San Diego, CA

  • NPI 1164480943
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 W Arbor Dr
San Diego, CA 921039000
(800) 926-8273
fax (888) 539-8781
Additional location
3855 Health Sciences Dr
La Jolla, CA 920931503
Mailing address
File 53726
Los Angeles, CA 900740001

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 13, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A92515
Medicaid
CA #00A925150

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164480943. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
657
Distinct HCPCS
6
Medicare allowed
$94,825
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 451 147 $148
99215 Established patient office or other outpatient visit, 40-54 minutes 90 51 $149
99205 New patient office or other outpatient visit, 60-74 minutes 40 40 $187
99497 Advance care planning, first 30 minutes 28 25 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 26 11 $101
99443 Telephone medical discussion with physician, 21-30 minutes 22 13 $101

In context: peer comparison

Among 34 peers in this city , average services per provider: 650. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$168
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Regeneron Pharmaceuticals, Inc. 2 $129.86
Iovance Biotherapeutics, Inc. 1 $37.77

By nature of payment

Food and Beverage
$168

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
107
Patients
20
Total drug cost
$544,765
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 40 20 $921
Hydrocortisone Generic 28 0 $949
Cabometyx (Cabozantinib S-Malate) Brand 23 0 $542,812
Amlodipine Besylate Generic 16 0 $83

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Daniels's medical specialty?
Dr. Gregory Daniels practices Hematology & Oncology Physician in San Diego, CA.
Where does Dr. Gregory Daniels practice?
Dr. Gregory Daniels practices at 200 W Arbor Dr, San Diego, CA 921039000. Office phone: 8009268273.
What is Dr. Gregory Daniels's NPI?
Dr. Gregory Daniels's National Provider Identifier (NPI) is 1164480943, issued by NPPES.
Does Dr. Gregory Daniels accept Medicare assignment?
Yes. Dr. Gregory Daniels accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Daniels 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.