Quick answers
- Does Shela T. Mainor accept Medicare assignment?
- Yes. Medicare's clinician data says Shela T. Mainor accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Shela T. Mainor see?
- In 2024, CMS data shows 335 Original Medicare patients and 1,242 services for Shela T. Mainor. This counts Original Medicare only and measures volume, not quality.
- What is Shela T. Mainor's NPI number?
- 1437522638. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Shela T. Mainor, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 335 |
|---|---|
| Services billed to Medicare | 1,242 |
| Different services or procedures | 43 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Detection test by immunoassay with direct visual observation for influenza virus (87804)200 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)140 services
- Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)116 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)103 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)68 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure67%
- Arthritis43%
- Diabetes30%
- Ischemic heart disease24%
- Anxiety24%
Practice locations
Addresses where Shela T. Mainor is enrolled with Medicare (CMS data updated October 2, 2026).
- 11804 Reisterstown RdReisterstown, MD 21136 (410) 870‑5094
- 14421 Baltimore AveLaurel, MD 20707 (240) 786‑6684
- 750 Rockville PikeRockville, MD 20852 (301) 424‑0658
Group practices
Medicare enrollment lists Shela T. Mainor as a member of this group (CMS data updated October 2, 2026).
- CRH MD Management LLC71 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Reisterstown
Clinicians with the same Medicare primary specialty in Reisterstown, MD — not a recommendation.
Other clinicians in CRH MD Management LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437522638 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians