MS. HEIDI L MULLER (NP) – Family Nurse Practitioner, NPI 1134496888

MS. HEIDI L MULLER (NP) is a healthcare provider. based in Fort collins, Colorado. specializing in NURSE PRACTITIONER. They hold the professional credentials NP. They hold a License No. 990209 (CO). The NPI Number for MS. HEIDI L MULLER (NP) is 1134496888

Main info

Female
15 Years Of Experience
Accepts Medicare Assignment
Name
MS. HEIDI L MULLER (NP)
NPI
1134496888
Phone
(970) 488-1668
Address
1236 E ELIZABETH ST
Enumeration Date
23 November 2011
Last Update Date
11 February 2026

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3033552525
Graduation Year
2011 (15 years ago)
PAC ID
5890939938
Group Practice PAC ID
1557631256
Professional Enrollment ID
I20130911000750
Address ID
CO802241105DE290XXPKWY404
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience61
Completeness85
Years active:14State licenses:2Digital endpointsOther names

5,198 NURSE PRACTITIONER in CO

Provider Addresses for MS. HEIDI L MULLER (NP)

  • 1236 E ELIZABETH ST

    SUITE 2

    FORT COLLINS, CO 805244000

    Phone: (970) 488-1668

    Fax: (970) 472-9381

    Type: Mailing

  • 1236 E ELIZABETH ST STE 2

    FORT COLLINS, CO 805244000

    Phone: (970) 488-1668

    Fax: (970) 472-9381

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $52.

Total Amount is formed as General ($52) + Research ($0) + Ownership ($0) = $52.

Last reported payment date: 2024-06-04 • Largest payer in this snapshot: Boston Scientific Corporation ($52).

Total Amount

$52

General + Research + Ownership

Payments

1

Total payment records

General Amount

$52

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-06-04

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2013-09-11

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20130911000750INurse PractitionerCOTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes6747$0
90792Psychiatric diagnostic evaluation with medical services3535$0
View full utilization report →

Insurance plans in this area (ZIP 80524)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1557631256View full group profile
NameSpecialtyState
-CO
Nurse PractitionerCO

Reviews

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Frequently asked questions

What is the registry number for MS. HEIDI L MULLER (NP)?
The registry entry for MS. HEIDI L MULLER (NP) shows NPI 1134496888.
Does the public listing show MS. HEIDI L MULLER (NP) as active?
MS. HEIDI L MULLER (NP)'s NPI record reflects an active status in NPPES.
What type of care does MS. HEIDI L MULLER (NP) provide?
MS. HEIDI L MULLER (NP)'s profile centers on Family Nurse Practitioner. Clinical services aligned with this taxonomy classification.
Is MS. HEIDI L MULLER (NP) tied to Fort Collins, Colorado?
If you are local to Fort Collins, Colorado, MS. HEIDI L MULLER (NP) may be relevant to your search.
Who maintains MS. HEIDI L MULLER (NP)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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