Allyssa Graham, APRN
NPI 1730484171 · Acute Care Nurse Practitioner · New Haven, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allyssa Graham, APRN is a Acute Care Nurse Practitioner provider in New Haven, CT (NPI 1730484171).
Provider details
- NPI number
- 1730484171
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 004548 (CT)
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 tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,801 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,778 | $94 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 900 | $94 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 52 | $114 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 31 | $65 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 27 | $134 |
| Advance Care Planning, First 30 Minutes99497 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 160 | 44 |
| Atorvastatin Calcium | 141 | 29 |
| Potassium Chloride | 140 | 49 |
| Gabapentin | 128 | 29 |
| Tramadol Hcl | 123 | 35 |
| Levothyroxine Sodium | 113 | 23 |
| Mirtazapine | 100 | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-01-16
- Last updated
- 2011-01-16
Frequently asked questions
- What is Allyssa Graham's NPI number?
- Allyssa Graham's National Provider Identifier (NPI) is 1730484171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allyssa Graham's specialty?
- Allyssa Graham is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allyssa Graham located?
- Allyssa Graham's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Allyssa Graham's phone number?
- The practice phone number listed in the NPPES registry for Allyssa Graham is (203) 688-2000.
- Does Allyssa Graham accept Medicare?
- Allyssa Graham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allyssa Graham's NPI active?
- Yes — Allyssa Graham's NPI (1730484171) is active in the NPPES registry as of the last update on 2011-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.