Jennifer Sophie Mammen, M.D.

Endocrinology, Diabetes & Metabolism

Internal Medicine

Jennifer Sophie Mammen is an Endocrinology, Diabetes & Metabolism specialist based in Baltimore, MD with over 22 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(410) 955-3663Baltimore, MD
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 22 years in internal medicine, Jennifer Sophie Mammen, M.D. is a long-established endocrinology, diabetes & metabolism specialist in Baltimore. She graduated from Johns Hopkins University School of Medicine in 2004 and has 22+ years of clinical experience. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).

1 of 152 Internal Medicine providers in MDSee all Internal Medicine in Baltimore22+ years experienceNPI since 2007

Older · 5959dNPPES updated 2010-01-29 · verify NPI on CMS · Verify license at Maryland Board of Physicians

Contact & Location

Practice Location

1830 E Monument St Suite 333, Baltimore, MD 21287-0020

Fax: (410) 955-8172
CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

74.4/100

Maryland avg: 77.8 · US avg: 83.6

Lower than most doctors nationally(-9.2 pts)

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

Medicare Patients

221

Unique beneficiaries

Standard volume

Prescription Recipients

108

Patients prescribed

Prescriptions Written

417

Total claims

Total Medicare drug cost: $71k

Percentile rankings compared against 2,391 reporting peers in Maryland.

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 Hypertension, High Cholesterol, and Arthritis.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+4%)74%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

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

Arthritis
Higher than avg (+10%)59%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+10%) — a focus area for this doctor

Mood Disorders
35%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
32%

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

US avg: 31.8%
Diabetes
Lower than avg (-3%)31%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-3%) — less common here

Anxiety Disorders
Lower than avg (-6%)28%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-6%) — less common here

Ischemic Heart Disease
Lower than avg (-6%)26%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-6%) — less common here

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. Graduated medical school · 2004

    Johns Hopkins University School of Medicine

  2. 22 years in practice

    Experienced

Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).

Taxonomy: 207RE0101X

Education & Training

Johns Hopkins University School of Medicine (Class of 2004)

Virtual Endocrinology, Diabetes & Metabolism Care With Jennifer Sophie Mammen

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

Schedule a virtual visit with Jennifer Sophie Mammen for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Baltimore 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 Jennifer Sophie Mammen

Dr. Mammen is listed as active in the NPI registry with telehealth listed in Baltimore, MD. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (410) 955-3663.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · 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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