Doctor profile · Federal record

Dr. Ainsley McCowan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Newton, MA

  • NPI 1730591504
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 Washington St Ste 546
Newton, MA 024621624
(617) 964-5020
fax (617) 964-3033

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #269823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730591504. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
388
Distinct HCPCS
10
Medicare allowed
$46,963
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 125 96 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 87 73 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 64 64 $142
99215 Established patient office or other outpatient visit, 40-54 minutes 19 16 $189
36415 Insertion of needle into vein for collection of blood sample 18 14 $8
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 13 12 $7
99205 New patient office or other outpatient visit, 60-74 minutes 13 13 $227
G0009 Administration of pneumococcal vaccine 13 13 $34
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 12 12 $282
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 12 12 $74

In context: peer comparison

Among 16 peers in this city , average services per provider: 99. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$306
Transactions
12
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 4 $117.97
Novo Nordisk Inc 4 $86.81
PFIZER INC. 2 $60.90
SHIELD THERAPEUTICS INC 1 $20.14
Lucid Diagnostics Inc. 1 $19.73

By nature of payment

Food and Beverage
$306

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
992
Patients
327
Total drug cost
$64,967
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 215 72 $5,352
Lisinopril Generic 125 40 $1,519
Amlodipine Besylate Generic 115 39 $1,252
Levothyroxine Sodium Generic 61 21 $1,065
Metoprolol Succinate Generic 59 21 $1,626
Losartan Potassium Generic 51 18 $1,050
Alendronate Sodium Generic 49 16 $776
Oxycodone Hcl Generic 48 0 $919
Omeprazole Generic 43 20 $862
Eliquis (Apixaban) Brand 40 11 $45,725

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ainsley McCowan's medical specialty?
Dr. Ainsley McCowan practices Internal Medicine Physician in Newton, MA.
Where does Dr. Ainsley McCowan practice?
Dr. Ainsley McCowan practices at 2000 Washington St Ste 546, Newton, MA 024621624. Office phone: 6179645020.
What is Dr. Ainsley McCowan's NPI?
Dr. Ainsley McCowan's National Provider Identifier (NPI) is 1730591504, issued by NPPES.
Does Dr. Ainsley McCowan accept Medicare assignment?
Dr. Ainsley McCowan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Ainsley McCowan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.