Carolyn Singh, PA
NPI 1336925486 · Physician Assistant · Clinton, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carolyn Singh, PA is a Physician Assistant provider in Clinton, MD (NPI 1336925486).
Provider details
- NPI number
- 1336925486
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0110009738 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
23 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 12 | $121 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 11 | $15 |
Typical Medicare-allowed amounts for these services range $15–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Empagliflozinbrand: Jardiance | 25 | 12 |
| Amlodipine Besylate | 22 | 11 |
| Losartan Potassium | 21 | 13 |
| Sevelamer Carbonate | 15 | — |
| Nifedipinebrand: Nifedipine Er | 14 | 11 |
| Carvedilol | 13 | — |
| Furosemide | 12 | — |
Practice location
Mailing address
Additional practice locations (2)
- 3261 Old Washington Rd Ste 1020Waldorf, MD 20602-3228Phone: (301) 868-4326Fax: (301) 637-3115
- 8101 Hinson Farm Rd Ste 107Alexandria, VA 22306-3400Phone: (703) 360-3100Fax: (703) 360-6117
Registry dates
- Enumerated
- 2023-09-05
- Last updated
- 2026-04-16
- Certified
- 2026-04-16
Frequently asked questions
- What is Carolyn Singh's NPI number?
- Carolyn Singh's National Provider Identifier (NPI) is 1336925486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carolyn Singh's specialty?
- Carolyn Singh is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carolyn Singh located?
- Carolyn Singh's practice location on file with NPPES is 8926 Woodyard Rd Ste 602, Clinton, MD 20735-4235.
- What is Carolyn Singh's phone number?
- The practice phone number listed in the NPPES registry for Carolyn Singh is (301) 868-9414.
- Does Carolyn Singh accept Medicare?
- Carolyn Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carolyn Singh's NPI active?
- Yes — Carolyn Singh's NPI (1336925486) is active in the NPPES registry as of the last update on 2026-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.