Doctor profile · Federal record

Dr. Michael Knefel, PA-C

Physician Assistant · Baltimore, MD

  • NPI 1366728438
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8830 Belair RD
Baltimore, MD 212362401
(410) 529-9200
Mailing address
5000 Cox RD
Glen Allen, VA 230609263

Credentials & registration

NPPES · NUCC
NPI registered
November 2011 — 15 yrs on file
Profile last updated
February 15, 2022
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Maryland #C0004625

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366728438. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,974
Distinct HCPCS
10
Medicare allowed
$92,531
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 387 365 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 159 149 $114
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 154 152 $57
36415 Insertion of needle into vein for collection of blood sample 152 137 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 134 121 $8
71046 X-ray of chest, 2 views 117 113 $9
99203 New patient office or other outpatient visit, 30-44 minutes 103 103 $101
80047 Blood test, basic group of blood chemicals (calcium, ionized) 102 91 $13
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 97 93 $16
81000 Manual urinalysis test with examination using microscope, non-automated 91 85 $4

In context: peer comparison

Among 215 peers in Baltimore Physician Assistant, average services per provider: 82. This provider delivers 24× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
206
Patients
201
Total drug cost
$3,284
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 41 41 $1,085
Lagevrio (Eua) (Molnupiravir) Brand 30 30 $308
Doxycycline Hyclate Generic 28 27 $462
Cefuroxime (Cefuroxime Axetil) Brand 26 26 $591
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 22 $343
Prednisone Generic 22 21 $76
Fluticasone Propionate Generic 18 17 $267
Methylprednisolone Generic 17 17 $152

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Knefel's medical specialty?
Dr. Michael Knefel practices Physician Assistant in Baltimore, MD.
Where does Dr. Michael Knefel practice?
Dr. Michael Knefel practices at 8830 Belair RD, Baltimore, MD 212362401. Office phone: 4105299200.
What is Dr. Michael Knefel's NPI?
Dr. Michael Knefel's National Provider Identifier (NPI) is 1366728438, issued by NPPES.
Does Dr. Michael Knefel accept Medicare assignment?
Yes. Dr. Michael Knefel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Knefel 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); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (HCPCS 87428). Source: CMS Medicare Physician & Other Practitioners file.