Doctor profile · Federal record

Dr. Seyfettin Alpdogan, MD

Medical Oncology Physician (CMS: Medical Oncology) · Philadelphia, PA

  • NPI 1558538991
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
925 Chestnut St, Ste 320A
Philadelphia, PA 191074216
(215) 955-8874
fax (215) 955-2340

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
March 6, 2012
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Pennsylvania #MD437524
Medicaid (2)
NJ #0200450 · PA #102333190

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558538991. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
483
Distinct HCPCS
7
Medicare allowed
$48,656
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 192 46 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 139 64 $102
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 26 $125
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 12 $52
99215 Established patient office or other outpatient visit, 40-54 minutes 25 18 $150
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 24 23 $136
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $190

In context: peer comparison

Among 48 peers in this city , average services per provider: 121. This provider delivers 4.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Seyfettin Alpdogan's medical specialty?
Dr. Seyfettin Alpdogan practices Medical Oncology Physician in Philadelphia, PA.
Where does Dr. Seyfettin Alpdogan practice?
Dr. Seyfettin Alpdogan practices at 925 Chestnut St, Philadelphia, PA 191074216. Office phone: 2159558874.
What is Dr. Seyfettin Alpdogan's NPI?
Dr. Seyfettin Alpdogan's National Provider Identifier (NPI) is 1558538991, issued by NPPES.
Does Dr. Seyfettin Alpdogan accept Medicare assignment?
Yes. Dr. Seyfettin Alpdogan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Seyfettin Alpdogan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.