DR. EVA KWONG WELCH M.D.
NPI 1780070193
Obstetrics & Gynecology - Urogynecology and Reconstructive Pelvic Surgery in Bethesda, MD

NPI Status: Active since April 13, 2015

Contact Information

8901 WISCONSIN AVE
BETHESDA, MD
ZIP 20889
Phone: (210) 539-9582

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  • Individual
  • Female
  • Years of Experience 11
  • Obstetrics & Gynecology
  • Urogynecology and Reconstructive Pelvic ...
  • Accepts Insurance
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About EVA WELCH

This page provides the complete NPI Profile along with additional information for Eva Welch, a women's health care provider established in Bethesda, Maryland with a medical specialization in Obstetrics & Gynecology, focusing in urogynecology and reconstructive pelvic surgery and more than 11 years of experience. She graduated from Virginia Commonwealth University, School Of Medicine in 2015. The healthcare provider is registered in the NPI registry with number 1780070193 assigned on April 2015. The practitioner's primary taxonomy code is 207VF0040X with license number 0101283609 (VA). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1780070193
Provider Name
DR. EVA KWONG WELCH M.D.
Gender
Female
Entity Type
Individual
Location Address
8901 WISCONSIN AVE BETHESDA, MD 20889
Location Phone
(210) 539-9582
Mailing Address
8901 WISCONSIN AVE BETHESDA, MD 20889
Mailing Phone
(300) 400-2468
Medical School Name
VIRGINIA COMMONWEALTH UNIVERSITY, SCHOOL OF MEDICINE
Graduation Year
2015
Is Sole Proprietor?
No
Enumeration Date
04-13-2015
Last Update Date
06-02-2026
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Women's health care providers like Eva Welch treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

Location Map

Secondary Locations

  • 740 Middle Creek Rd Ste 200
    Sevierville, TN 37862
    (865) 908-9888
  • 1205 Hadley Rd Ste 120
    Mooresville, IN 46158
    (317) 834-8950
  • 16000 Johnston Memorial Dr Ste 200
    Abingdon, VA 24211
    (276) 258-1000

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

Obstetrics & Gynecology Urogynecology and Reconstructive Pelvic Surgery

Taxonomy Code
207VF0040X
Type
Allopathic & Osteopathic Physicians
License No.
0101283609
License State
VA
Taxonomy Description
A subspecialist in Urogynecology and Reconstructive Pelvic Surgery is a physician in Urology or Obstetrics and Gynecology who, by virtue of education and training, is prepared to provide consultation and comprehensive management of women with complex benign pelvic conditions, lower urinary tract disorders, and pelvic floor dysfunction. Comprehensive management includes those diagnostic and therapeutic procedures necessary for the total care of the patient with these conditions and complications resulting from them.

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)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

01097245A (IN)
2207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

76463 (TN)
3207VF0040XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology
Urogynecology and Reconstructive Pelvic Surgery

U3691 (TX)
4207VF0040XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology
Urogynecology and Reconstructive Pelvic Surgery

01097245A (IN)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO
  • MyBlue Health Bronze? 402 - HMO
  • CHRISTUS Bronze (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze + Dental & Vision (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential - HMO
  • CHRISTUS Bronze Essential (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential + Dental & Vision (2 Free PCP Visits, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Bronze Essential Plus - HMO
  • CHRISTUS Catastrophic (3 Free PCP visits) - HMO
  • CHRISTUS Gold - HMO
  • CHRISTUS Gold + Dental & Vision + Fitness ($0 Deductible, $5 PCP, $0 Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold + Fitness ($0 Deductible, $5 PCP, $0 Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential - HMO
  • CHRISTUS Gold Essential ($0 Rx Deductible, $5 PCP, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential + Dental & Vision ($0 Rx Deductible, $5 PCP, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Gold Essential Plus - HMO
  • CHRISTUS Gold Plus - HMO
  • CHRISTUS Silver Essential - HMO
  • CHRISTUS Silver Essential 70 ($5 PCP, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Silver Essential 70 + Dental & Vision ($5 PCP, $0 Preferred Generic Rx, $0 Virtual Urgent Care) - HMO
  • CHRISTUS Silver Essential Plus - HMO
  • CHRISTUS Standard Expanded Bronze - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Eva Welch 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.

Eva Welch 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: 8325344336

    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: I20251006000242, I20260326000417

    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

Physician 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 20889 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $147.85
  • Minimum New Patient Price $65.18
  • Maximum New Patient Price $194.86
  • Average New Patient Copayment $36.96
  • Minimum New Patient Copayment $16.29
  • Maximum New Patient Copayment $48.71

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $80.66
  • Minimum Established Patient Price $21.4
  • Maximum Established Patient Price $158.88
  • Average Established Patient Copayment $20.16
  • Minimum Established Patient Copayment $5.35
  • Maximum Established Patient Copayment $39.72

* 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.

Reviews for DR. EVA KWONG WELCH M.D.

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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 1780070193, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
7
Unchanged
Pos 7
0
Doubled → 0
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 8 → 16 → 7 0 → 0 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 1 + 6 + 0 + 0 + 7 + 0 + 1 + 1 + 8 + 24 = 57

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1780070193.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Forensic Psychiatry)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Nurse Anesthetist, Certified Registered
8901 WISCONSIN AVE
BETHESDA, MD 20889
Dentist (General Practice)
8901 WISCONSIN AVE, OROFACIAL PAIN CENTER
BETHESDA, MD 20889
Internal Medicine (Endocrinology, Diabetes & Metabolism)
8901 WISCONSIN AVE, NNMC, DEPARTMENT OF ENDOCRINOLOGY & METABOLISM
BETHESDA, MD 20889
Internal Medicine (Infectious Disease)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Anesthesiology
8901 WISCONSIN AVE, NATIONAL NAVAL MEDICAL CENTER
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE, BLDG 5 DECK 2
BETHESDA, MD 20889
Chiropractor
8901 WISCONSIN AVE, BLDG 9
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE, NNMC BREAST CARE CENTER BLDG 10, 4 WEST
BETHESDA, MD 20889
Nurse Practitioner (Pediatrics)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE, C/O NNMC BLDG 10, 7W, RM 7051, CABHC
BETHESDA, MD 20889
Nurse Practitioner (Obstetrics & Gynecology)
8901 WISCONSIN AVE, OB/GYN DEPT, BLDG 9, SUITE 2224
BETHESDA, MD 20889
Dentist (General Practice)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE, NNMC - DEPARTMENT OF RADIOLOGY
BETHESDA, MD 20889
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE, NATIONAL NAVAL MEDICAL CENTER
BETHESDA, MD 20889
Internal Medicine (Endocrinology, Diabetes & Metabolism)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Internal Medicine
8901 WISCONSIN AVE
BETHESDA, MD 20889
Emergency Medicine
8901 WISCONSIN AVE, BETHESDA NAVAL MEDICAL CENTER
BETHESDA, MD 20889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780070193, enumerated as an "individual" on April 13, 2015.

The provider is located at 8901 WISCONSIN AVE BETHESDA, MD 20889 and the phone number is (210) 539-9582.

Obstetrics & Gynecology with taxonomy code 207VF0040X and a focus in Urogynecology and Reconstructive Pelvic Surgery.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Texas and CHRISTUS. Please consult your insurance carrier or call the provider to verify.