Issa Lo, CRNP
NPI 1013546100 · Acute Care Nurse Practitioner · Frederick, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Issa Lo, CRNP is a Acute Care Nurse Practitioner provider in Frederick, MD (NPI 1013546100).
Provider details
- NPI number
- 1013546100
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- R182467 (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
6 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
118 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 48 | $90 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 36 | $62 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 34 | $128 |
Typical Medicare-allowed amounts for these services range $62–$128 (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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Metformin Hcl | 52 |
| Methenamine Hippurate | 50 |
| Amlodipine Besylate | 49 |
| Omeprazole | 45 |
| Gabapentin | 42 |
| Furosemide | 38 |
| Pravastatin Sodium | 31 |
| Lactulose | 29 |
| Potassium Chloride | 28 |
| Lisinopril | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$482 across 6 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
- 2020-04-02
- Last updated
- 2021-12-06
- Certified
- 2021-11-29
Frequently asked questions
- What is Issa Lo's NPI number?
- Issa Lo's National Provider Identifier (NPI) is 1013546100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Issa Lo's specialty?
- Issa Lo is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Issa Lo located?
- Issa Lo's practice location on file with NPPES is 814 Toll House Ave, Frederick, MD 21701-4519.
- What is Issa Lo's phone number?
- The practice phone number listed in the NPPES registry for Issa Lo is (301) 662-8310.
- Does Issa Lo accept Medicare?
- Issa Lo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Issa Lo's NPI active?
- Yes — Issa Lo's NPI (1013546100) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.