Doctor profile · Federal record

Dr. Jonathan Slater, M.D.

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Springfield, MA

  • NPI 1992788160
  • Accepts Medicare
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Wason Ave, Suite 200
Springfield, MA 011071381
(413) 733-9666
fax (413) 750-3432
Mailing address
Po Box 70266
Springfield, MA 011070266

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
February 6, 2015
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
Massachusetts #81014 · Connecticut #032013
Medicaid
MA #3137651

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992788160. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,470
Distinct HCPCS
10
Medicare allowed
$330,027
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,017 322 $80
99215 Established patient office or other outpatient visit, 40-54 minutes 339 267 $181
99214 Established patient office or other outpatient visit, 30-39 minutes 218 202 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 213 197 $175
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 164 79 $50
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 135 33 $356
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 102 34 $296
90935 Hemodialysis procedure with physician evaluation 68 34 $72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 68 39 $120
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 59 56 $131

In context: peer comparison

Among 7 peers in Springfield Nephrology Physician, average services per provider: 725. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16,850
Transactions
36
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 24 $16,381.71
Medtronic, INC. 2 $140.59
Calliditas Therapeutics US INC. 1 $100.98
Mallinckrodt Hospital Products INC. 2 $71.82
Novartis Pharmaceuticals Corporation 2 $45.05
Boehringer Ingelheim Pharmaceuticals, INC. 1 $25.31
Alnylam Pharmaceuticals INC. 1 $23.82
CorMedix INC. 1 $23.17
One Lambda, INC. 1 $20.25
GlaxoSmithKline, LLC. 1 $17.01

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$13,600
Travel and Lodging
$2,129
Food and Beverage
$1,121

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,759
Patients
525
Total drug cost
$409,963
Drug Type Claims Patients Total cost
Farxiga (Dapagliflozin Propanediol) Brand 275 80 $372,272
Amlodipine Besylate Generic 236 85 $2,168
Furosemide Generic 234 55 $1,638
Losartan Potassium Generic 205 66 $2,938
Hydralazine Hcl Generic 135 38 $2,787
Doxazosin Mesylate Generic 99 22 $2,604
Sevelamer Carbonate Generic 83 24 $15,216
Carvedilol Generic 79 25 $1,251
Hydrochlorothiazide Generic 78 25 $453
Torsemide Generic 67 24 $2,574

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Slater's medical specialty?
Dr. Jonathan Slater practices Nephrology Physician in Springfield, MA.
Where does Dr. Jonathan Slater practice?
Dr. Jonathan Slater practices at 100 Wason Ave, Springfield, MA 011071381. Office phone: 4137339666.
What is Dr. Jonathan Slater's NPI?
Dr. Jonathan Slater's National Provider Identifier (NPI) is 1992788160, issued by NPPES.
Does Dr. Jonathan Slater accept Medicare assignment?
Yes. Dr. Jonathan Slater accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Slater 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.