Doctor profile · Federal record

Dr. Sarah Saalfield, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Cambridge, MA

  • NPI 1144351016
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
725 Concord Ave, Suite 2000
Cambridge, MA 021381040
(617) 661-4600
Mailing address
40 Wachusett Dr
Lexington, MA 024216936

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 22, 2011
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #280056

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144351016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64
Distinct HCPCS
2
Medicare allowed
$3,846
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 47 25 $55
99214 Established patient office or other outpatient visit, 30-39 minutes 17 14 $73

In context: peer comparison

Among 11 peers in Cambridge Family Nurse Practitioner, average services per provider: 84. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
139
Patients
0
Total drug cost
$2,510
Drug Type Claims Patients Total cost
Lisinopril Generic 23 0 $365
Atorvastatin Calcium Generic 21 0 $427
Metformin Hcl ER (Metformin Hcl) Brand 18 0 $280
Chlorthalidone Generic 15 0 $443
Gabapentin Generic 15 0 $151
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 0 $406
Nabumetone Generic 12 0 $194
Amlodipine Besylate Generic 11 0 $62
Atenolol Generic 11 0 $183

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Saalfield's medical specialty?
Dr. Sarah Saalfield practices Family Nurse Practitioner in Cambridge, MA.
Where does Dr. Sarah Saalfield practice?
Dr. Sarah Saalfield practices at 725 Concord Ave, Cambridge, MA 021381040. Office phone: 6176614600.
What is Dr. Sarah Saalfield's NPI?
Dr. Sarah Saalfield's National Provider Identifier (NPI) is 1144351016, issued by NPPES.
Does Dr. Sarah Saalfield accept Medicare assignment?
Yes. Dr. Sarah Saalfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Saalfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.