What is Haley Diamond's NPI number?

Haley Diamond's National Provider Identifier (NPI) is 1518632496, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Haley Diamond's specialty?

Haley Diamond is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Haley Diamond located?

Haley Diamond's practice location on file with NPPES is 2001 Medical Pkwy, Annapolis, MD 21401-3773.

What is Haley Diamond's phone number?

The practice phone number listed in the NPPES registry for Haley Diamond is (443) 481-1000.

Does Haley Diamond accept Medicare?

Haley Diamond is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Haley Diamond's NPI active?

Yes — Haley Diamond's NPI (1518632496) is active in the NPPES registry as of the last update on 2025-11-10.

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Haley Diamond, APRN

NPI 1518632496 · Nurse Practitioner · Annapolis, MD

Haley Diamond, APRN is a Nurse Practitioner provider in Annapolis, MD (NPI 1518632496).

Provider details

NPI number: 1518632496
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: APRN
Sex: Female
Sole proprietor: No
License: R266473 (MD)

Practice location

2001 Medical Pkwy

Annapolis, MD 21401-3773

Phone: (443) 481-1000

Street-level locationGet directions

More MD providers

Mailing address

19 Bristol Dr

Annapolis, MD 21401-2208

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense R266473 (MD)
Physician Assistants & Advanced Practice Nursing Providers

Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
5 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
336 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	160	$107
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	70	$71
Hospital Discharge Day Management, More Than 30 Minutes99239	61	$102
Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231	45	$45

Typical Medicare-allowed amounts for these services range $45–$107 (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.

Enumerated: 2021-08-12
Last updated: 2025-11-10
Certified: 2025-11-10

Frequently asked questions

What is Haley Diamond's NPI number?: Haley Diamond's National Provider Identifier (NPI) is 1518632496, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Haley Diamond's specialty?: Haley Diamond is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Haley Diamond located?: Haley Diamond's practice location on file with NPPES is 2001 Medical Pkwy, Annapolis, MD 21401-3773.
What is Haley Diamond's phone number?: The practice phone number listed in the NPPES registry for Haley Diamond is (443) 481-1000.
Does Haley Diamond accept Medicare?: Haley Diamond is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Haley Diamond's NPI active?: Yes — Haley Diamond's NPI (1518632496) is active in the NPPES registry as of the last update on 2025-11-10.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)