Doctor profile · Federal record

Dr. Maxim Efremov, ACNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Acute Care Nurse Practitioner · Acute Care Nurse Practitioner · Winston Salem, NC

  • NPI 1659334423
  • Accepts Medicare
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Medical Center Blvd, Wake Forest University Health Sciences
Winston Salem, NC 271570001
(336) 716-2011

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 4, 2014
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State licenses (3)
North Carolina #5006044 · New Mexico #R45111 · New Mexico #CNP01073
Medicaid
NM #99609754

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659334423. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
202
Distinct HCPCS
4
Medicare allowed
$14,763
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 136 96 $78
99203 New patient office or other outpatient visit, 30-44 minutes 35 35 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 17 13 $60
99213 Established patient office or other outpatient visit, 20-29 minutes 14 14 $53

In context: peer comparison

Among 4 peers in Winston Salem Acute Care Nurse Practitioner, average services per provider: 39. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
70
Patients
29
Total drug cost
$623
Drug Type Claims Patients Total cost
Gabapentin Generic 22 15 $295
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 22 14 $172
Cyclobenzaprine Hcl Generic 15 0 $127
Ibuprofen Generic 11 0 $29

Frequently asked questions

Auto-generated from federal data
What is Dr. Maxim Efremov's medical specialty?
Dr. Maxim Efremov practices Acute Care Nurse Practitioner in Winston Salem, NC.
Where does Dr. Maxim Efremov practice?
Dr. Maxim Efremov practices at Medical Center Blvd, Winston Salem, NC 271570001. Office phone: 3367162011.
What is Dr. Maxim Efremov's NPI?
Dr. Maxim Efremov's National Provider Identifier (NPI) is 1659334423, issued by NPPES.
Does Dr. Maxim Efremov accept Medicare assignment?
Yes. Dr. Maxim Efremov accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maxim Efremov commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.