Stephanie Diane Johnson, PHYSICIAN ASSISTANT
Physician Assistant · Lutherville, MD
Stephanie Diane Johnson, PHYSICIAN ASSISTANT is a physician assistant with a practice address in Lutherville, Maryland, and NPI 1285693770, issued on Mar 22, 2006. Check the license (Maryland C0002333, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Diane Johnson
- Credential
- PHYSICIAN ASSISTANT
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- C0002333 MD
Self-reported in NPPES; status is on the state search - Practice location
- 10755 Falls RD, Lutherville, MD 21093
- Phone
- (410) 583-2777
- Enumerated
- Mar 22, 2006
- Record last updated
- Apr 5, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (410) 583-2782
- Medicare enrollment
- Enrolled (PECOS I20040312000361); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,224 in Maryland → Look up another NPI →
Also registered at 10755 Falls RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephanie Diane Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license C0002333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average physician assistant in 2024
31 Medicare Part D claims for 27 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $46.20
2 payments; by number, the most common kind was food and beverage; the largest payer was Mimedx Group, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Medstar Medical Group II LLCBel Air, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie Diane Johnson among 3,224 physician assistant records in Maryland
Stephanie Diane Johnson, PHYSICIAN ASSISTANT is one of 3,224 physician assistant records with a practice address in Maryland. 76% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 83% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1996 · median 2017 among the 1,974 with a school on file
- Record last updated2018 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 physician assistant records list a practice address in Lutherville
They are 20 of the 952 NPPES records with a practice address in Lutherville, and 3,224 physician assistant records in Maryland.
All 3,224 in Maryland → Every provider in Lutherville → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Howard Abraham, P.A.-CLutherville, MD 210931396963724
- Mary Beck, PALutherville, MD 210931629019948
- Mandy Criado, PA-CLutherville, MD 210931902955271
- Michele Duda, PA-CLutherville, MD 210931992923247
- Amy Fleming, PACTimonium, MD 210931194903138
- Marina Gajduko, PA-CTimonium, MD 210931619294949
- Gary Horsmon, PA-C, ATCLutherville, MD 210931598758930
- Sarah Huculak, P.A.Lutherville, MD 210931619923422
Common questions
What is Stephanie Diane Johnson, PHYSICIAN ASSISTANT's NPI number?
Stephanie Diane Johnson, PHYSICIAN ASSISTANT's National Provider Identifier (NPI) is 1285693770, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Diane Johnson, PHYSICIAN ASSISTANT located?
The NPPES record lists a practice address at 10755 Falls RD, Lutherville, MD, 21093. Phone: (410) 583-2777. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Diane Johnson, PHYSICIAN ASSISTANT's license?
NPPES lists Maryland license number C0002333, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie Diane Johnson, PHYSICIAN ASSISTANT prescribe under Medicare Part D?
In 2024, Stephanie Diane Johnson, PHYSICIAN ASSISTANT had 31 Medicare Part D claims for 27 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Stephanie Diane Johnson, PHYSICIAN ASSISTANT's MIPS final score?
The 2023 MIPS final score is 80.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.