Doctor profile · Federal record

Dr. Mary McCrossan, MD

Family Medicine Physician (CMS: Family Practice) · Wilmington, DE

  • NPI 1891868832
  • Accepts Medicare
  • 44 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 N Clayton St Ste 200
Wilmington, DE 198053165
(302) 575-8041
fax (302) 575-8005
Mailing address
Po Box 824804
Philadelphia, PA 191824804

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
May 24, 2021
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Delaware #C10004850

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891868832. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
421
Distinct HCPCS
8
Medicare allowed
$41,893
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 178 123 $127
99213 Established patient office or other outpatient visit, 20-29 minutes 98 80 $89
99213 Established patient office or other outpatient visit, 20-29 minutes 58 14 $65
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 25 25 $128
83036 Hemoglobin a1c level 22 19 $10
G0008 Administration of influenza virus vaccine 16 16 $29
90662 Influenza vaccine split virus, preservative free 12 12 $71
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $166

In context: peer comparison

Among 37 peers in this city , average services per provider: 230. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$56
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Kerecis Limited 1 $56.48

By nature of payment

Food and Beverage
$56

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary McCrossan's medical specialty?
Dr. Mary McCrossan practices Family Medicine Physician in Wilmington, DE.
Where does Dr. Mary McCrossan practice?
Dr. Mary McCrossan practices at 701 N Clayton St Ste 200, Wilmington, DE 198053165. Office phone: 3025758041.
What is Dr. Mary McCrossan's NPI?
Dr. Mary McCrossan's National Provider Identifier (NPI) is 1891868832, issued by NPPES.
Does Dr. Mary McCrossan accept Medicare assignment?
Yes. Dr. Mary McCrossan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary McCrossan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.