Doctor profile · Federal record

Dr. Christopher Kellogg, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Chandler, AZ

  • NPI 1740254457
  • Accepts Medicare
  • MIPS 93.6 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
695 S Dobson RD
Chandler, AZ 852245665
(480) 821-2838
fax (480) 821-9444
Mailing address
Po Box 6423
Chandler, AZ 852466423

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
November 15, 2022
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Arizona #23612

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740254457. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
21,279
Distinct HCPCS
10
Medicare allowed
$1,086,327
HCPCS Description Services Patients Avg allowed
J9271 Injection, pembrolizumab, 1 mg 17,000 13 $54
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,102 18 $0
J2469 Injection, palonosetron hcl, 25 mcg 990 17 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 984 459 $87
96413 Administration of chemotherapy into vein, 1 hour or less 341 35 $125
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 223 26 $28
96375 Injection of additional new drug or substance into vein 121 19 $15
99441 Telephone medical discussion with physician, 5-10 minutes 89 63 $54
99203 New patient office or other outpatient visit, 30-44 minutes 76 76 $108
96417 Administration of additional new drug or substance into vein, 1 hour or less 71 12 $62

In context: peer comparison

Among 5 peers in this city , average services per provider: 1,478. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$703
Transactions
40
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 14 $222.41
Novartis Pharmaceuticals Corporation 7 $143.11
ABBVIE INC. 3 $67.65
Celgene Corporation 4 $67.58
Daiichi Sankyo Inc. 2 $54.11
AstraZeneca Pharmaceuticals LP 1 $22.39
Mirati Therapeutics, Inc. 1 $22.26
ARRAY BIOPHARMA INC 3 $21.93
Genentech USA, Inc. 1 $18.62
GlaxoSmithKline, LLC. 1 $16.76
Merck Sharp & Dohme LLC 1 $16.27
E.R. Squibb & Sons, L.L.C. 1 $15.87
Janssen Biotech, Inc. 1 $14.13

By nature of payment

Food and Beverage
$688
Education
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
704
Patients
135
Total drug cost
$118,717
Drug Type Claims Patients Total cost
Letrozole Generic 129 34 $4,183
Acyclovir Generic 57 0 $843
Hydroxyurea Generic 51 13 $2,580
Eliquis (Apixaban) Brand 50 11 $41,478
Prednisone Generic 49 13 $369
Anagrelide Hcl Generic 44 0 $10,499
Imatinib Mesylate Generic 43 0 $42,902
Tamoxifen Citrate Generic 43 12 $1,815
Levothyroxine Sodium Generic 42 13 $543
Dexamethasone Generic 40 15 $643

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Kellogg's medical specialty?
Dr. Christopher Kellogg practices Hematology & Oncology Physician in Chandler, AZ.
Where does Dr. Christopher Kellogg practice?
Dr. Christopher Kellogg practices at 695 S Dobson RD, Chandler, AZ 852245665. Office phone: 4808212838.
What is Dr. Christopher Kellogg's NPI?
Dr. Christopher Kellogg's National Provider Identifier (NPI) is 1740254457, issued by NPPES.
Does Dr. Christopher Kellogg accept Medicare assignment?
Yes. Dr. Christopher Kellogg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Kellogg commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Injection, palonosetron hcl, 25 mcg (HCPCS J2469). Source: CMS Medicare Physician & Other Practitioners file.