Doctor profile · Federal record

Dr. Helen Chang-Deguzman, M.D.

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Elkton, MD

  • NPI 1710989926
  • Accepts Medicare
  • 30 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
137 W High St, Suite 1A
Elkton, MD 219218604
(410) 620-9200
fax (410) 620-9207
Mailing address
4923 Ogletown Stanton RD, Ste 200
Newark, DE 197132081

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
June 17, 2021
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
Maryland #D0057355 · Delaware #C1-0006336
Medicaid (2)
DE #0001183101 · MD #699445800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710989926. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,516
Distinct HCPCS
10
Medicare allowed
$211,154
HCPCS Description Services Patients Avg allowed
Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units 880 14 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 364 225 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 190 151 $83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 166 88 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 147 69 $118
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 133 30 $349
99214 Established patient office or other outpatient visit, 30-39 minutes 94 53 $96
90966 Home dialysis services per month (20 years or older) 85 14 $293
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 80 47 $49
96372 Injection of drug or substance under skin or into muscle 55 14 $14

In context: peer comparison

Among 1 peers in this city , average services per provider: 119. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,390
Transactions
58
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 12 $346.29
Fresenius USA Marketing, Inc. 6 $138.00
Bayer Healthcare Pharmaceuticals Inc. 6 $127.71
Travere Therapeutics, Inc. 7 $101.39
Novartis Pharmaceuticals Corporation 3 $81.82
Amgen Inc. 3 $79.10
Mallinckrodt Hospital Products Inc. 2 $75.25
CALLIDITAS THERAPEUTICS US INC. 4 $74.76
AKEBIA THERAPEUTICS INC 3 $72.70
Novo Nordisk Inc 1 $67.70
GlaxoSmithKline, LLC. 4 $62.18
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $43.37
Ardelyx, Inc. 2 $42.27
Otsuka America Pharmaceutical, Inc. 2 $37.47
Ultragenyx Pharmaceutical Inc. 1 $25.44

By nature of payment

Food and Beverage
$1,366
Education
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
889
Patients
255
Total drug cost
$177,412
Drug Type Claims Patients Total cost
Furosemide Generic 110 48 $2,070
Farxiga (Dapagliflozin Propanediol) Brand 95 17 $86,022
Spironolactone Generic 92 30 $1,439
Losartan Potassium Generic 85 29 $1,493
Amlodipine Besylate Generic 80 28 $1,026
Lisinopril Generic 69 29 $826
Carvedilol Generic 61 26 $1,125
Calcitriol Generic 54 15 $1,439
Hydralazine Hcl Generic 51 20 $1,796
Cinacalcet Hcl Generic 42 0 $26,546

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Helen Chang-Deguzman's medical specialty?
Dr. Helen Chang-Deguzman practices Nephrology Physician in Elkton, MD.
Where does Dr. Helen Chang-Deguzman practice?
Dr. Helen Chang-Deguzman practices at 137 W High St, Elkton, MD 219218604. Office phone: 4106209200.
What is Dr. Helen Chang-Deguzman's NPI?
Dr. Helen Chang-Deguzman's National Provider Identifier (NPI) is 1710989926, issued by NPPES.
Does Dr. Helen Chang-Deguzman accept Medicare assignment?
Yes. Dr. Helen Chang-Deguzman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Helen Chang-Deguzman commonly perform?
Top Medicare-reported procedures in 2023: Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS Q5106); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.