Doctor profile · Federal record

Dr. Mark Diamond, M.D., PH.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Philadelphia, PA

  • NPI 1477870442
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Civic Center Blvd
Philadelphia, PA 191045127
(314) 276-8616

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
March 25, 2016
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MT204434

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477870442. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
524
Distinct HCPCS
8
Medicare allowed
$60,581
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 146 52 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 137 47 $124
99214 Established patient office or other outpatient visit, 30-39 minutes 91 48 $132
99238 Hospital discharge day management, 30 minutes or less 49 43 $84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 45 45 $133
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 31 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $89
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $231

In context: peer comparison

Among 59 peers in this city , average services per provider: 829. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
BeiGene USA, Inc. 1 $23.70

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
36
Patients
0
Total drug cost
$11,670
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 13 0 $11,343
Ondansetron Hcl Generic 12 0 $168
Oxycodone Hcl Generic 11 0 $158

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Diamond's medical specialty?
Dr. Mark Diamond practices Hematology & Oncology Physician in Philadelphia, PA.
Where does Dr. Mark Diamond practice?
Dr. Mark Diamond practices at 3400 Civic Center Blvd, Philadelphia, PA 191045127. Office phone: 3142768616.
What is Dr. Mark Diamond's NPI?
Dr. Mark Diamond's National Provider Identifier (NPI) is 1477870442, issued by NPPES.
Does Dr. Mark Diamond accept Medicare assignment?
Yes. Dr. Mark Diamond accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Diamond 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.