Cynthia Sterling-Harley
NPI 1821494964 · Family Nurse Practitioner · Baltimore, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Sterling-Harley is a Family Nurse Practitioner provider in Baltimore, MD (NPI 1821494964).
Provider details
- NPI number
- 1821494964
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- R165453 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
48 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 48 | $113 |
Typical Medicare-allowed amounts for these services range $113–$113 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 48 |
| Pantoprazole Sodium | 33 |
| Lisinopril | 32 |
| Gabapentin | 30 |
| Buprenorphine Hcl/Naloxone Hclbrand: Zubsolv | 28 |
| Hydrochlorothiazide | 27 |
| Losartan Potassium | 27 |
| Atorvastatin Calcium | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$424 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-11-18
- Last updated
- 2014-11-18
Frequently asked questions
- What is Cynthia Sterling-Harley's NPI number?
- Cynthia Sterling-Harley's National Provider Identifier (NPI) is 1821494964, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Sterling-Harley's specialty?
- Cynthia Sterling-Harley is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Sterling-Harley located?
- Cynthia Sterling-Harley's practice location on file with NPPES is 1400 Sulphur Spring Rd, Baltimore, MD 21227.
- What is Cynthia Sterling-Harley's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Sterling-Harley is (410) 737-9221.
- Does Cynthia Sterling-Harley accept Medicare?
- Cynthia Sterling-Harley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Sterling-Harley's NPI active?
- Yes — Cynthia Sterling-Harley's NPI (1821494964) is active in the NPPES registry as of the last update on 2014-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.