Doctor profile · Federal record

Dr. John Thurlow, M.D.

Nephrology Physician (CMS: Nephrology) · Bethesda, MD

  • NPI 1740441237
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4494 N Palmer RD
Bethesda, MD 208894501
(301) 295-4331
Additional location
3851 Roger Brooke Dr # Drive-Qd
Fort Sam Houston, TX 782344501
(210) 916-2460
Additional location
670 Cormier RD
Green Bay, WI 543044824
(920) 496-4700
Mailing address
1983 Oakwell Farms Pkwy Apt 2502
San Antonio, TX 782181768

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
January 17, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Wisconsin #53790-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740441237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,456
Distinct HCPCS
10
Medicare allowed
$113,714
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 285 186 $8
82570 Creatinine level to test for kidney function or muscle injury 248 82 $5
99214 Established patient office or other outpatient visit, 30-39 minutes 203 146 $120
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 185 147 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 152 70 $74
81001 Manual urinalysis test with examination using microscope, automated 128 114 $3
82306 Vitamin d-3 level 96 90 $29
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 95 16 $327
99204 New patient office or other outpatient visit, 45-59 minutes 92 92 $156
82043 Urine microalbumin (protein) level 86 81 $6

In context: peer comparison

Among 3 peers in this city , average services per provider: 107. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,618
Patients
1,184
Total drug cost
$62,570
Drug Type Claims Patients Total cost
Furosemide Generic 617 196 $5,788
Amlodipine Besylate Generic 502 176 $4,132
Calcitriol Generic 493 156 $4,333
Carvedilol Generic 385 126 $4,717
Atorvastatin Calcium Generic 313 100 $3,962
Losartan Potassium Generic 215 64 $2,976
Bumetanide Generic 193 51 $12,099
Potassium Chloride Generic 184 57 $6,606
Lisinopril Generic 154 46 $1,304
Allopurinol Generic 153 56 $2,622

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Thurlow's medical specialty?
Dr. John Thurlow practices Nephrology Physician in Bethesda, MD.
Where does Dr. John Thurlow practice?
Dr. John Thurlow practices at 4494 N Palmer RD, Bethesda, MD 208894501. Office phone: 3012954331.
What is Dr. John Thurlow's NPI?
Dr. John Thurlow's National Provider Identifier (NPI) is 1740441237, issued by NPPES.
Does Dr. John Thurlow accept Medicare assignment?
Yes. Dr. John Thurlow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Thurlow commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Creatinine level to test for kidney function or muscle injury (HCPCS 82570); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.