DR. ESTHER I KRUG M.D.
NPI 1699713610
Internal Medicine - Endocrinology, Diabetes & Metabolism in Baltimore, MD
Quality Rating: 76.58 out of 100 score
NPI Status: Active since June 03, 2006
Contact Information
2435 W BELVEDERE AVE
SUITE 56
BALTIMORE, MD
ZIP 21215
Phone: (410) 601-5961
Fax: (410) 601-9390
- NPI Profile Information
- Primary Taxonomy
- Secondary Taxonomies
- Insurance Plans Accepted
- Medicare Participation & PECOS Status
- Areas of Expertise
- Durable Medical Equipment
- Physician Visit Costs
- Overall Quality Performance
- Hospital Affiliations - Privileges
- NPI Validation
- Other Providers Same Location
- Frequently Asked Questions
- Individual
- Female
- Years of Experience 34
- Internal Medicine
- Endocrinology, Diabetes & Metabolism
- May Accept Medicare Approved Payment
- PECOS Enrolled
About ESTHER KRUG
This page provides the complete NPI Profile along with additional information for Esther Krug, an internist established in Baltimore, Maryland with a medical specialization in Internal Medicine, focusing in endocrinology, diabetes & metabolism and more than 34 years of experience. The healthcare provider is registered in the NPI registry with number 1699713610 assigned on June 2006. The practitioner's primary taxonomy code is 207RE0101X with license number D0059273 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1699713610
- Provider Name
- DR. ESTHER I KRUG M.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 2435 W BELVEDERE AVE SUITE 56 BALTIMORE, MD 21215
- Location Phone
- (410) 601-5961
- Location Fax
- (410) 601-9390
- Mailing Address
- PO BOX 64264 BALTIMORE, MD 21264
- Mailing Phone
- (410) 558-5238
- Medical School Name
- OTHER
- Graduation Year
- 1992
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-03-2006
- Last Update Date
- 03-17-2025
- Code Navigator
An internist like Esther Krug is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Internal Medicine Endocrinology, Diabetes & Metabolism
- Taxonomy Code
- 207RE0101X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- D0059273
- License State
- MD
- Taxonomy Description
- An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 207R00000X | Allopathic & Osteopathic Physicians | Internal Medicine | D0059273 (MD) |
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 110245394 | OTHER (01) | MD | R/R MEDICARE PROVIDER # |
| 510109300 | MEDICAID (05) | MD | |
| 07708152/01 | MEDICAID (05) | MD | |
| CC3778 | OTHER (01) | MD | R/R MEDICARE GROUP # |
Medicare Participation & PECOS Enrollment Status
Esther Krug is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.
Esther Krug is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 1254476526
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20100311000361
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Maybe
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Durable Medical Equipment
DME-Other DME (DE017N)
Supplies for maintenance of insulin infusion catheter, per week (HCPCS:A4224)
2 DME suppliers used 12 Medicare Claims 156 Services Paid
DME-Other DME (DE017N)
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each (HCPCS:A4225)
1 DME suppliers used 11 Medicare Claims 475 Services Paid
DME-Other DME (DE017N)
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)
23 DME suppliers used 127 Medicare Claims 370 Services Paid
DME-Medical/Surgical Supplies (DA000N)
Lancets, per box of 100 (HCPCS:A4259)
9 DME suppliers used 90 Medicare Claims 128 Services Paid
DME-Other DME (DE017N)
External ambulatory infusion pump, insulin (HCPCS:E0784)
2 DME suppliers used 12 Medicare Claims 12 Services Paid
DME-Other DME (DE017N)
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service (HCPCS:K0553)
9 DME suppliers used 169 Medicare Claims 170 Services Paid
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Blood glucose (sugar) test performed by hand-held instrument
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with provider supplied equipment
Dxa bone density measurement of forearm, finger, hand, or foot
Dxa bone density measurement of hip, pelvis, spine
Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment
Established patient office or other outpatient visit, 40-54 minutes
Follow-up hospital inpatient care per day, typically 35 minutes
Hemoglobin a1c level
Initial hospital inpatient care per day, typically 70 minutes
Injection of drug or substance under skin or into muscle
Injection, denosumab, 1 mg
New patient office or other outpatient visit, 60-74 minutes
Telephone medical discussion with physician, 21-30 minutes
Ultrasound scan of head and neck soft tissue
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
This service was performed 157 times for 108 patientsThis procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
This service was performed 12 times for 11 patientsThis process involves a tiny sensor placed under your skin that checks your blood sugar levels in tissue fluid regularly. The sensor sends these readings to a device, allowing you to track your levels in real-time. This is provided by your healthcare provider.
This service was performed 13 times for 13 patientsA DXA bone density measurement of the forearm, finger, hand, or foot is a non-invasive procedure that uses X-rays to measure the amount of calcium and other minerals in your bones. This test helps to assess the strength of your bones and your risk of fractures.
This service was performed 12 times for 12 patientsA DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
This service was performed 73 times for 73 patientsA DXA bone density measurement is a non-invasive scan that helps assess the strength of your bones, specifically in the hip, pelvis, and spine areas. It can detect early signs of osteoporosis and evaluate fracture risk. This test uses low-dose X-rays for accurate results.
This service was performed 81 times for 81 patientsThis service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
This service was performed 467 times for 310 patientsFollow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
This service was performed 20 times for 14 patientsHemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
This service was performed 15 times for 15 patientsInitial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
This service was performed 41 times for 39 patientsThis procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
This service was performed 181 times for 99 patientsDenosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
This service was performed 4,323 times for 50 patientsThis is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
This service was performed 13 times for 13 patientsThis service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
This service was performed 40 times for 37 patientsAn ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.
This service was performed 18 times for 16 patientsPhysician Visit Costs
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 21215 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $139.05
- Minimum New Patient Price $60.73
- Maximum New Patient Price $183.44
- Average New Patient Copayment $34.76
- Minimum New Patient Copayment $15.18
- Maximum New Patient Copayment $45.86
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $106.59
- Minimum Established Patient Price $19.6
- Maximum Established Patient Price $149.17
- Average Established Patient Copayment $26.64
- Minimum Established Patient Copayment $4.9
- Maximum Established Patient Copayment $37.29
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
Overall MIPS Quality Performance
The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 76.58, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.
The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.
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Final Score: 76.58 out of 100
The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.
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Quality Score: 64.56
The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.
There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.
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Promoting Interoperability Score: 100
The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.
The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data. -
Improvement Activities Score: 40
The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.
The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores. -
Cost Score: 48.54
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores. -
Cost Score: 48.54
The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.
Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.
Find Provider Hospital Affiliations - Privileges
Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.
Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Esther Krug is affiliated with the following medical facilities:
| Hospital Name | Address | Phone | Hospital Type | Overall Rating |
|---|---|---|---|---|
| SINAI HOSPITAL OF BALTIMORE | 2401 WEST BELVEDERE AVENUE BALTIMORE, MD 21215 | (410) 601-5131 | Acute Care Hospitals |
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1699713610, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 70 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
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BALTIMORE, MD 21215
BALTIMORE, MD 21215
BALTIMORE, MD 21215
BALTIMORE, MD 21215
BALTIMORE, MD 21215
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1699713610, enumerated as an "individual" on June 03, 2006.
The provider is located at 2435 W BELVEDERE AVE SUITE 56 BALTIMORE, MD 21215 and the phone number is (410) 601-5961.
Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
Esther Krug is affiliated with: SINAI HOSPITAL OF BALTIMORE.