NPPES file of Aug 9, 2026

Maxim A. Efremov, ACNP

Acute Care Nurse Practitioner · Winston Salem, NC

Maxim A. Efremov, ACNP is an acute care nurse practitioner with a practice address in Winston Salem, North Carolina, and NPI 1659334423, issued on Apr 11, 2006. Check the license (North Carolina 5006044, as entered in NPPES) with the North Carolina board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659334423
Name
Maxim A. Efremov
Credential
ACNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License numbers
5006044 NC
CNP01073 NM
R45111 NM
Self-reported in NPPES; status is on the state search
Practice location
Medical Center Blvd, Winston Salem, NC 27157
Phone
(336) 716-2011
Enumerated
Apr 11, 2006
Record last updated
Mar 4, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
99609754 NM
Medicare enrollment
Enrolled (PECOS I20130417000227); accepts Medicare assignment
Medical or professional school
University Of New Mexico School Of Medicine, 2003
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at Medical Center Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Franco Abad, PAPhysician Assistant1154017440
  2. Mohammed Abdulhaleem, MDHospitalist Physician1023472693
  3. Firas Abdulmajeed, M.D.Internal Medicine Physician1427358043
  4. Nuhad Abou Zeid, MDNeurology Physician1144427766
  5. Rachel AbrahamStudent in an Organized Health Care Education/Training Program1790451987
  6. Jon Abramson, MDPediatric Infectious Diseases Physician1033194691

Verify Maxim A. Efremov in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
    Search for license 5006044
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the North Carolina license search

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72% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

166 Medicare Part D claims for 86 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 50 claims were for opioids.

  1. Maxim Efremov166
  2. Specialty average594

Most prescribed

  1. Gabapentin54 claims
  2. Hydrocodone-Acetaminophen27 claims
  3. Oxycodone Hcl14 claims
  4. Pregabalin13 claims
  5. Methocarbamol12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Wake Forest University Health SciencesClemmons, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maxim A. Efremov among 500 acute care nurse practitioner records in North Carolina

Maxim A. Efremov, ACNP is one of 500 acute care nurse practitioner records with a practice address in North Carolina. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 94% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2003 · median 2020 among the 385 with a school on file
  • Record last updated2014 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in North Carolina

There are 500 acute care nurse practitioner records in North Carolina.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Cherie Avants, ACNPWinston Salem, NC 271571033658257
  2. Michael Kennedy, ANP, AG-ACNPWinston Salem, NC 271571982986675
  3. Belinda KyereWinston Salem, NC 271571235550054
  4. Russell Ludwig Worthen, NP-CWinston Salem, NC 271571093190795
  5. Ryann RoseWinston Salem, NC 271571609259175
  6. Debra Thomson, N.P.Winston Salem, NC 271571720069131
  7. Kinga WangWinston Salem, NC 271571336970862
  8. Debra Wright, NPWinston Salem, NC 271571497048714

Common questions

What is Maxim A. Efremov, ACNP's NPI number?

Maxim A. Efremov, ACNP's National Provider Identifier (NPI) is 1659334423, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maxim A. Efremov, ACNP located?

The NPPES record lists a practice address at Medical Center Blvd, Winston Salem, NC, 27157. Phone: (336) 716-2011. Providers update this record themselves, so call before visiting.

How can I verify Maxim A. Efremov, ACNP's license?

NPPES lists North Carolina license number 5006044, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Maxim A. Efremov, ACNP prescribe under Medicare Part D?

In 2024, Maxim A. Efremov, ACNP had 166 Medicare Part D claims for 86 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.