Doctor profile · Federal record

Dr. Nay Seif, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Nephrology Physician · Philadelphia, PA

  • NPI 1619328820
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Spruce Street
Philadelphia, PA 191044228
(215) 662-2638
fax (215) 349-5703

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
September 9, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD478317

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619328820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
528
Distinct HCPCS
6
Medicare allowed
$61,183
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 189 77 $122
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 118 50 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 104 66 $100
99215 Established patient office or other outpatient visit, 40-54 minutes 57 44 $147
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 41 $174
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 15 $134

In context: peer comparison

Among 390 peers in this city , average services per provider: 132. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
931
Patients
196
Total drug cost
$62,556
Drug Type Claims Patients Total cost
Prednisone Generic 143 38 $1,522
Carvedilol Generic 113 33 $1,690
Amlodipine Besylate Generic 101 30 $1,112
Atorvastatin Calcium Generic 93 24 $1,150
Nifedipine Er (Nifedipine) Brand 93 21 $4,460
Pravastatin Sodium Generic 78 24 $1,274
Famotidine Generic 51 14 $791
Hydralazine Hcl Generic 47 12 $510
Cinacalcet Hcl Generic 46 0 $37,607
Losartan Potassium Generic 37 0 $675

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nay Seif's medical specialty?
Dr. Nay Seif practices Internal Medicine Physician in Philadelphia, PA.
Where does Dr. Nay Seif practice?
Dr. Nay Seif practices at 3400 Spruce Street, Philadelphia, PA 191044228. Office phone: 2156622638.
What is Dr. Nay Seif's NPI?
Dr. Nay Seif's National Provider Identifier (NPI) is 1619328820, issued by NPPES.
Does Dr. Nay Seif accept Medicare assignment?
Yes. Dr. Nay Seif accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nay Seif commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.