Doctor profile · Federal record

Dr. Mary Jo Holloran, CRNP

Nurse Practitioner · Towson, MD

  • NPI 1558375600
  • Accepts Medicare
  • MIPS 85.2 / 100 · 2023
  • 46 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8322 Bellona Ave, Suite 100
Towson, MD 212042065
(410) 337-7900
fax (410) 821-1334

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 13, 2013
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Maryland #R072884

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558375600. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,370
Distinct HCPCS
10
Medicare allowed
$71,957
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 1,201 167 $1
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg 1,168 14 $9
20610 Aspiration and/or injection of fluid from large joint 188 102 $71
99213 Established patient office or other outpatient visit, 20-29 minutes 181 139 $82
99203 New patient office or other outpatient visit, 30-44 minutes 113 113 $102
73130 X-ray of hand, minimum of 3 views 83 63 $35
73564 X-ray of knee, 4 or more views 73 54 $44
73110 X-ray of wrist, minimum of 3 views 62 39 $38
20550 Injection into tendon or ligament 59 54 $54
73030 X-ray of shoulder, minimum of 2 views 53 42 $32

In context: peer comparison

Among 5 peers in this city , average services per provider: 107. This provider delivers 31× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
40
Patients
13
Total drug cost
$273
Drug Type Claims Patients Total cost
Meloxicam Generic 14 0 $90
Methylprednisolone Generic 13 13 $139
Tramadol Hcl Generic 13 0 $45

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Jo Holloran's medical specialty?
Dr. Mary Jo Holloran practices Nurse Practitioner in Towson, MD.
Where does Dr. Mary Jo Holloran practice?
Dr. Mary Jo Holloran practices at 8322 Bellona Ave, Towson, MD 212042065. Office phone: 4103377900.
What is Dr. Mary Jo Holloran's NPI?
Dr. Mary Jo Holloran's National Provider Identifier (NPI) is 1558375600, issued by NPPES.
Does Dr. Mary Jo Holloran accept Medicare assignment?
Yes. Dr. Mary Jo Holloran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Jo Holloran commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg (HCPCS J7325); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.