Jacob William Diestelmann, PH.D.

Psychologist

Jacob William Diestelmann is a Psychologist based in Marshfield, WI with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(715) 387-5703Marshfield, WI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Jacob William Diestelmann, PH.D. practices as part of a group psychologist practice in Marshfield, WI. With 9+ years of experience, he has been practicing in the Marshfield area. Among his Medicare patients, common conditions include anxiety, high cholesterol, and hypertension (per CMS data). CMS MIPS quality score: 78.86/100 (2023).

At a glance

  • Federal MIPS score higher than 29% of MIPS-scored doctors in Wisconsin
  • Virtual visits available — no app or travel required
1 of 135 Psychologist providers in WISee all Psychologist in Marshfield9+ years experienceNPI since 2017

Older · 827dNPPES updated 2024-02-16 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

1000 N Oak Ave, Marshfield, WI 54449-5703

CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

78.86/100

Wisconsin avg: 82.1 · US avg: 83.6

Lower than most doctors nationally(-4.7 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Medicare Patients

29

Unique beneficiaries

Boutique practice

Percentile rankings compared against 779 reporting peers in Wisconsin.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Anxiety Disorders, High Cholesterol, and Hypertension.

Anxiety Disorders
Higher than avg (+41%)75%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↑ More patients than average (+41%) — a focus area for this doctor

High Cholesterol
Lower than avg (-1%)69%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-1%) — less common here

Hypertension
Lower than avg (-4%)66%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-4%) — less common here

Mood Disorders
59%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
Higher than avg (+13%)45%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↑ More patients than average (+13%) — a focus area for this doctor

Diabetes
Higher than avg (+4%)38%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+4%) — a focus area for this doctor

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Feb 15, 2024

    Self-reported via NPPES

  2. 9 years in practice

    Established

PsychologistBehavioral Health & Social Service Providers

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Taxonomy: 103T00000X

Virtual Psychology Care With Jacob William Diestelmann

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Jacob William Diestelmann for anxiety counseling, cholesterol management, blood pressure monitoring — no travel to Marshfield required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Jacob William Diestelmann

Dr. Diestelmann is listed as active in the NPI registry with telehealth listed in Marshfield, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (715) 387-5703.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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