Doctor profile · Federal record

Dr. Effrosyni Apostolidou, MD, PHD

Hematology (Internal Medicine) Physician (CMS: Hematology) · Houston, TX

  • NPI 1386872687
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304000
(713) 792-6161
Mailing address
Po Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
July 28, 2022
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
Texas #P7382

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386872687. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
349
Distinct HCPCS
9
Medicare allowed
$44,874
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 91 91 $134
99204 New patient office or other outpatient visit, 45-59 minutes 73 73 $137
99214 Established patient office or other outpatient visit, 30-39 minutes 46 42 $100
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 31 31 $174
99215 Established patient office or other outpatient visit, 40-54 minutes 28 24 $147
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 25 25 $86
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 19 $114
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $85
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $186

In context: peer comparison

Among 18 peers in Houston Hematology (Internal Medicine) Physician, average services per provider: 65. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
113
Patients
33
Total drug cost
$101,463
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 97 33 $87,213
Xarelto (Rivaroxaban) Brand 16 0 $14,250

Frequently asked questions

Auto-generated from federal data
What is Dr. Effrosyni Apostolidou's medical specialty?
Dr. Effrosyni Apostolidou practices Hematology (Internal Medicine) Physician in Houston, TX.
Where does Dr. Effrosyni Apostolidou practice?
Dr. Effrosyni Apostolidou practices at 1515 Holcombe Blvd, Houston, TX 770304000. Office phone: 7137926161.
What is Dr. Effrosyni Apostolidou's NPI?
Dr. Effrosyni Apostolidou's National Provider Identifier (NPI) is 1386872687, issued by NPPES.
Does Dr. Effrosyni Apostolidou accept Medicare assignment?
Yes. Dr. Effrosyni Apostolidou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Effrosyni Apostolidou commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.