Doctor profile · Federal record

Dr. Lyne Schaefer Alfonse, ARNP

Nurse Practitioner · Seattle, WA

  • NPI 1619907110
  • Accepts Medicare
  • MIPS 81.1 / 100 · 2023
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1229 Madison St Ste 1450
Seattle, WA 981043538
(206) 844-6001
fax (206) 844-6002
Mailing address
1101 Madison St, #1000
Seattle, WA 981041306

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 16, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Washington #AP30007657
Medicaid
WA #9662453

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619907110. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,350
Distinct HCPCS
9
Medicare allowed
$174,986
HCPCS Description Services Patients Avg allowed
J1602 Injection, golimumab, 1 mg, for intravenous use 7,063 18 $13
J0897 Injection, denosumab, 1 mg 1,800 21 $22
99214 Established patient office or other outpatient visit, 30-39 minutes 180 94 $102
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 89 38 $64
96372 Injection of drug or substance under skin or into muscle 73 30 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 48 37 $63
99215 Established patient office or other outpatient visit, 40-54 minutes 41 30 $154
96413 Administration of chemotherapy into vein, 1 hour or less 38 20 $131
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 18 14 $23

In context: peer comparison

Among 98 peers in this city , average services per provider: 89. This provider delivers 105× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,016
Transactions
112
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 27 $766.85
PFIZER INC. 21 $464.43
Janssen Biotech, Inc. 12 $363.91
Amgen Inc. 11 $273.24
AstraZeneca Pharmaceuticals LP 8 $152.81
Novartis Pharmaceuticals Corporation 7 $138.70
Lilly USA, LLC 5 $125.07
Kiniksa Pharmaceuticals International, plc 4 $124.96
Aurinia Pharma U.S., Inc. 3 $71.43
Alexion Pharmaceuticals, Inc. 2 $56.47
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $51.06
Genentech USA, Inc. 3 $48.62
GlaxoSmithKline, LLC. 2 $47.75
Radius Health, Inc. 3 $47.09
ANI Pharmaceuticals, Inc. 2 $46.81

By nature of payment

Food and Beverage
$2,967
Education
$48

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
709
Patients
141
Total drug cost
$1,049,432
Drug Type Claims Patients Total cost
Prednisone Generic 130 46 $1,189
Methotrexate (Methotrexate Sodium) Brand 115 36 $3,830
Hydroxychloroquine Sulfate Generic 53 18 $3,274
Celecoxib Generic 51 18 $982
Xeljanz Xr (Tofacitinib Citrate) Brand 51 0 $296,825
Duloxetine Hcl Generic 48 12 $1,805
Gabapentin Generic 47 0 $888
Tramadol Hcl Generic 37 0 $392
Actemra (Tocilizumab) Brand 36 0 $116,166
Rinvoq (Upadacitinib) Brand 30 0 $282,447

Frequently asked questions

Auto-generated from federal data
What is Dr. Lyne Schaefer Alfonse's medical specialty?
Dr. Lyne Schaefer Alfonse practices Nurse Practitioner in Seattle, WA.
Where does Dr. Lyne Schaefer Alfonse practice?
Dr. Lyne Schaefer Alfonse practices at 1229 Madison St Ste 1450, Seattle, WA 981043538. Office phone: 2068446001.
What is Dr. Lyne Schaefer Alfonse's NPI?
Dr. Lyne Schaefer Alfonse's National Provider Identifier (NPI) is 1619907110, issued by NPPES.
Does Dr. Lyne Schaefer Alfonse accept Medicare assignment?
Yes. Dr. Lyne Schaefer Alfonse accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lyne Schaefer Alfonse commonly perform?
Top Medicare-reported procedures in 2023: Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602); Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.