Doctor profile · Federal record

Dr. John Chaffee

Family Medicine Physician · Federal Way, WA

  • NPI 1326123126
  • MIPS 87.0 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
32018 23Rd Ave S
Federal Way, WA 980036022
(253) 839-3030
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 27, 2012
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Washington #MD00032096
Medicaid
WA #1326123126

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326123126. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
518
Distinct HCPCS
6
Medicare allowed
$38,404
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 132 84 $101
36415 Insertion of needle into vein for collection of blood sample 121 98 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 89 65 $137
83036 Hemoglobin a1c level 88 49 $9
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 69 69 $144
99212 Established patient office or other outpatient visit, 10-19 minutes 19 16 $64

In context: peer comparison

Among 17 peers in this city , average services per provider: 61. This provider delivers 8.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,022
Patients
554
Total drug cost
$27,586
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 299 85 $3,924
Lisinopril Generic 255 73 $2,177
Amlodipine Besylate Generic 192 53 $1,689
Losartan Potassium Generic 188 54 $2,512
Metformin Hcl Generic 177 50 $2,075
Metoprolol Succinate Generic 164 39 $2,731
Gabapentin Generic 115 19 $2,920
Levothyroxine Sodium Generic 111 33 $1,781
Hydrochlorothiazide Generic 108 32 $758
Simvastatin Generic 92 28 $1,061

Frequently asked questions

Auto-generated from federal data
What is Dr. John Chaffee's medical specialty?
Dr. John Chaffee practices Family Medicine Physician in Federal Way, WA.
Where does Dr. John Chaffee practice?
Dr. John Chaffee practices at 32018 23Rd Ave S, Federal Way, WA 980036022. Office phone: 2538393030.
What is Dr. John Chaffee's NPI?
Dr. John Chaffee's National Provider Identifier (NPI) is 1326123126, issued by NPPES.
What procedures does Dr. John Chaffee commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.