Ann Celeste Mapas Dimaya, M.D.

Internal Medicine

Ann Celeste Mapas Dimaya is an Internal Medicine specialist based in East Haven, CT with over 24 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: GERIATRIC MEDICINE

(203) 467-2101East Haven, CT
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Ann Celeste Mapas Dimaya, M.D. practices as part of a group internist practice in East Haven, CT. She has been practicing since 2008 — over 24 years. She regularly sees Medicare patients with high cholesterol, hypertension, and anxiety (per CMS claims data).

At a glance

  • Prescribes opioids less than 27% of reporting doctors in Connecticut
  • Virtual visits available — no app or travel required
1 of 465 Internal Medicine providers in CTSee all Internal Medicine in East Haven24+ years experienceNPI since 2008

Older · 1373dNPPES updated 2022-08-19 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board

Contact & Location

Practice Location

190 Main St, East Haven, CT 06512-3042

Fax: (203) 467-1859
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

Opioid Rx

↓ Lower = better

2.1%

Connecticut avg: 3.9 · US avg: 5.1

Higher than most doctors nationally(-3 pts)

2.1% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

77.9%

Connecticut avg: 81.1 · US avg: 82.8

Lower than most doctors nationally(-4.9 pts)

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

57

Unique beneficiaries

Standard volume

Prescription Recipients

176

Patients prescribed

Prescriptions Written

4,476

Total claims

Total Medicare drug cost: $1.14M

Percentile rankings compared against 1,825 reporting peers in Connecticut.

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 High Cholesterol, Hypertension, and Anxiety Disorders.

High Cholesterol
Lower than avg (-2%)68%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-2%) — less common here

Hypertension
Lower than avg (-3%)67%

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

US avg: 70.2%

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

Anxiety Disorders
Higher than avg (+17%)51%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↑ More patients than average (+17%) — a focus area for this doctor

Mood Disorders
49%

Conditions affecting emotional state, including depression and bipolar disorder

Arthritis
Lower than avg (-2%)47%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-2%) — less common here

Depression
Higher than avg (+15%)47%

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

US avg: 31.8%

↑ More patients than average (+15%) — a focus area for this doctor

Chronic Kidney Disease
Higher than avg (+5%)35%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

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

Diabetes
Lower than avg (-6%)28%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ 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.

Industry Payment Transparency

$4.8k received from industry

253 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Ann Celeste Mapas Dimaya's NPI.

Patient Reviews

No patient reviews yet. If you've seen Ann Celeste Mapas Dimaya, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Career Journey
  1. Board certified · Aug 18, 2022

    Self-reported via NPPES

  2. 24 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 450672

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Ann Celeste Mapas Dimaya

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

Schedule a virtual visit with Ann Celeste Mapas Dimaya for cholesterol management, blood pressure monitoring, anxiety counseling — no travel to East Haven 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 Ann Celeste Mapas Dimaya

Dr. Dimaya is listed as active in the NPI registry with telehealth listed in East Haven, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 467-2101.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

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.

Related Providers

Internal Medicine in Connecticut

See all