Margaret Bloom, DNP, AG-ACNP
NPI 1275141822 · Nurse Practitioner · Madison, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Bloom, DNP, AG-ACNP is a Nurse Practitioner provider in Madison, WI (NPI 1275141822).
Provider details
- NPI number
- 1275141822
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, AG-ACNP
- Sex
- Female
- Sole proprietor
- No
- License
- 226705-30 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
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
493 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 35 Minutes99232 | 218 | $62 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 119 | $93 |
| Hemodialysis Procedure With Physician Evaluation90935 | 78 | $56 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 54 | $102 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 24 | $136 |
Typical Medicare-allowed amounts for these services range $56–$136 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-07-20
- Last updated
- 2021-01-13
- Certified
- 2021-01-13
Frequently asked questions
- What is Margaret Bloom's NPI number?
- Margaret Bloom's National Provider Identifier (NPI) is 1275141822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Bloom's specialty?
- Margaret Bloom is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Bloom located?
- Margaret Bloom's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-3807.
- What is Margaret Bloom's phone number?
- The practice phone number listed in the NPPES registry for Margaret Bloom is (608) 262-5420.
- Does Margaret Bloom accept Medicare?
- Margaret Bloom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Bloom's NPI active?
- Yes — Margaret Bloom's NPI (1275141822) is active in the NPPES registry as of the last update on 2021-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.