Doctor profile · Federal record

Dr. Farzad Assar, M.D.

Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Germantown, MD

  • NPI 1447261615
  • Accepts Medicare
  • MIPS 17.3 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
One Executive Park CT
Germantown, MD 208742643
(301) 528-3580
fax (301) 528-3589
Mailing address
1 Executive Park CT
Germantown, MD 208742643

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 28, 2010
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Maryland #D0040201
Medicaid
MD #220131300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447261615. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,515
Distinct HCPCS
6
Medicare allowed
$272,399
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 463 87 $130
99214 Established patient office or other outpatient visit, 30-39 minutes 391 159 $144
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 302 34 $353
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 213 25 $86
99215 Established patient office or other outpatient visit, 40-54 minutes 90 84 $201
99291 Critical care, first 30-74 minutes 56 48 $232

In context: peer comparison

Among 1 peers in this city , average services per provider: 252. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$431
Transactions
17
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, Inc. 4 $121.63
Ardelyx, Inc. 4 $88.69
Amgen Inc. 2 $54.05
AstraZeneca Pharmaceuticals LP 2 $53.28
Bayer Healthcare Pharmaceuticals Inc. 2 $49.89
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $21.80
Novartis Pharmaceuticals Corporation 1 $21.01
AKEBIA THERAPEUTICS INC 1 $20.66

By nature of payment

Food and Beverage
$431

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
818
Patients
248
Total drug cost
$108,174
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 95 29 $1,324
Lisinopril Generic 82 27 $646
Metformin Hcl Generic 77 23 $1,334
Atorvastatin Calcium Generic 69 21 $1,164
Metoprolol Succinate Generic 69 20 $2,709
Farxiga (Dapagliflozin Propanediol) Brand 68 22 $95,533
Losartan Potassium Generic 54 11 $693
Tamsulosin Hcl Generic 53 19 $1,917
Levothyroxine Sodium Generic 45 11 $799
Furosemide Generic 41 15 $252

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Farzad Assar's medical specialty?
Dr. Farzad Assar practices Nephrology Physician in Germantown, MD.
Where does Dr. Farzad Assar practice?
Dr. Farzad Assar practices at One Executive Park CT, Germantown, MD 208742643. Office phone: 3015283580.
What is Dr. Farzad Assar's NPI?
Dr. Farzad Assar's National Provider Identifier (NPI) is 1447261615, issued by NPPES.
Does Dr. Farzad Assar accept Medicare assignment?
Yes. Dr. Farzad Assar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Farzad Assar commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.