Margaret Peklo, NP
NPI 1417421405 · Gerontology Nurse Practitioner · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Peklo, NP is a Gerontology Nurse Practitioner provider in Grand Rapids, MI (NPI 1417421405).
Provider details
- NPI number
- 1417421405
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 4704295329 (MI)
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
7 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
54 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 | 54 | $91 |
Typical Medicare-allowed amounts for these services range $91–$91 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 72 | 26 |
| Pantoprazole Sodium | 51 | 13 |
| Linaclotidebrand: Linzess | 44 | 17 |
| Rifaximinbrand: Xifaxan | 44 | 17 |
| Lipase/Protease/Amylasebrand: Creon | 38 | — |
| Ursodiol | 28 | — |
| Famotidine | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14 across 1 record (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
- 2019-01-14
- Last updated
- 2021-02-25
- Certified
- 2021-02-25
Frequently asked questions
- What is Margaret Peklo's NPI number?
- Margaret Peklo's National Provider Identifier (NPI) is 1417421405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Peklo's specialty?
- Margaret Peklo is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Peklo located?
- Margaret Peklo's practice location on file with NPPES is 4100 Lake Dr Se Ste 205, Grand Rapids, MI 49546-8292.
- What is Margaret Peklo's phone number?
- The practice phone number listed in the NPPES registry for Margaret Peklo is (616) 267-7414.
- Does Margaret Peklo accept Medicare?
- Margaret Peklo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Peklo's NPI active?
- Yes — Margaret Peklo's NPI (1417421405) is active in the NPPES registry as of the last update on 2021-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.