Grace J. Stonerock, MD, PC

Grace J. Stonerock, MD, PC was paid $220K by Medicaid between Oct 2018 and Dec 2024, across 8 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 49% of everything it billed.

33Billing provider infoGRACE J. STONEROCK, MD, PC
MANASSAS, VA 20109

33aNPI1659379105assigned 07/08/2005

33bProvider typeFamily Medicine Physician

28Total paid$220K

24GClaims4,222

24DCodes billed8

24AFirst – last monthOct 2018 – Dec 2024

Compared with peers

Next to other Family Medicine Physician providers in Virginia

Rank by total paid#129 of 772

Median peer was paid$13K

This provider vs. median17×

Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.

Box 24A · Dates of service

Paid by month

Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider

By year, as a table

Year	Claims	Paid
2018	23	$310.71
2019	804	$31K
2020	729	$35K
2021	791	$40K
2022	711	$35K
2023	649	$43K
2024incomplete	515	$37K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	49%	2,296	1,955	$109K
99214	Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	48%	1,588	1,421	$105K
99203	Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity	1.3%	49	42	$3K
99204	Doctor's office visit, new patient (more involved)Office or other outpatient visit for the evaluation and management of a new patient, moderate complexity	<1%	15	15	$1K
90688		<1%	93	81	$1K
94010		<1%	33	27	$657.67
82270		<1%	59	53	$115.46
90471	Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine	<1%	89	80	$71.40

Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.

From NPPES

Who's on the registration

Authorized officialSTONEROCK, GRACE (PRESIDENT/M.D.)