Doctor profile · Federal record

Dr. Ashley Ko, NP

Primary Care Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Haverhill, MA

  • NPI 1821462045
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
288 Groveland St Ste C3
Haverhill, MA 018306674
(978) 206-1860
fax (978) 706-0006

Credentials & registration

NPPES · NUCC
NPI registered
November 2015 — 11 yrs on file
Profile last updated
May 7, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363LP2300X — NUCC code
State license (1)
Massachusetts #RN2291986
Medicaid
MA #110111575A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821462045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
858
Distinct HCPCS
8
Medicare allowed
$91,884
HCPCS Description Services Patients Avg allowed
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 257 72 $132
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 227 56 $92
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 169 35 $92
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99 33 $132
99316 Nursing facility discharge management, more than 30 minutes 32 29 $113
G0317 Prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualifi 30 23 $26
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $117
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 14 $71

In context: peer comparison

Among 1 peers in this city , average services per provider: 107. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,345
Transactions
21
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
ACADIA Pharmaceuticals Inc 6 $295.08
Phathom Pharmaceuticals, Inc. 2 $267.71
CeQur Corporation 1 $150.70
Amgen Inc. 1 $104.70
Lilly USA, LLC 1 $104.14
Ultragenyx Pharmaceutical Inc. 1 $96.42
Alkermes, Inc. 1 $89.65
Lundbeck LLC 2 $58.12
Otsuka America Pharmaceutical, Inc. 1 $57.98
Madrigal Pharmaceuticals 1 $47.57
Neurocrine Biosciences, Inc. 2 $38.08
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $19.80
Echosens North America, Inc. 1 $15.08

By nature of payment

Food and Beverage
$1,345

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
937
Patients
134
Total drug cost
$62,003
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 93 0 $26,661
Trazodone Hcl Generic 90 18 $947
Metoprolol Succinate Generic 88 19 $1,196
Gabapentin Generic 83 19 $1,964
Atorvastatin Calcium Generic 78 22 $1,223
Amlodipine Besylate Generic 68 17 $664
Pantoprazole Sodium Generic 62 14 $1,050
Jardiance (Empagliflozin) Brand 60 0 $17,080
Pravastatin Sodium Generic 56 0 $1,208
Metformin Hcl Generic 49 0 $622

Frequently asked questions

Auto-generated from federal data
What is Dr. Ashley Ko's medical specialty?
Dr. Ashley Ko practices Primary Care Nurse Practitioner in Haverhill, MA.
Where does Dr. Ashley Ko practice?
Dr. Ashley Ko practices at 288 Groveland St Ste C3, Haverhill, MA 018306674. Office phone: 9782061860.
What is Dr. Ashley Ko's NPI?
Dr. Ashley Ko's National Provider Identifier (NPI) is 1821462045, issued by NPPES.
Does Dr. Ashley Ko accept Medicare assignment?
Yes. Dr. Ashley Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ashley Ko commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.