Doctor profile · Federal record

Dr. Chaya Ray, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Merrimac, MA

  • NPI 1679853139
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5 E Main St, Lahey Merrimac
Merrimac, MA 018602005
(978) 346-9733
fax (978) 346-9762

Credentials & registration

NPPES · NUCC
NPI registered
August 2011 — 15 yrs on file
Profile last updated
October 6, 2014
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Massachusetts #257983 · Pennsylvania #199969

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679853139. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,749
Distinct HCPCS
10
Medicare allowed
$139,461
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 583 306 $130
G0444 Annual depression screening, 5 to 15 minutes 159 159 $19
96127 Assessment of emotional or behavioral problems 135 62 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 135 114 $92
G0442 Annual alcohol misuse screening, 5 to 15 minutes 121 121 $19
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 95 95 $132
83036 Hemoglobin a1c level 88 65 $10
99497 Advance care planning, first 30 minutes 79 79 $84
G0008 Administration of influenza virus vaccine 67 67 $34
90662 Influenza vaccine split virus, preservative free 56 56 $70

In context: peer comparison

Among 1 peers in this city , average services per provider: 92. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $21.97
GlaxoSmithKline, LLC. 1 $18.00

By nature of payment

Food and Beverage
$40

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,667
Patients
1,063
Total drug cost
$65,031
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 666 200 $15,416
Lisinopril Generic 387 108 $4,215
Omeprazole Generic 331 100 $8,175
Amlodipine Besylate Generic 309 95 $3,068
Levothyroxine Sodium Generic 267 72 $3,954
Metoprolol Succinate Generic 226 66 $7,003
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 205 61 $6,661
Losartan Potassium Generic 183 53 $3,581
Gabapentin Generic 173 43 $3,355
Hydrochlorothiazide Generic 173 51 $699

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chaya Ray's medical specialty?
Dr. Chaya Ray practices Family Medicine Physician in Merrimac, MA.
Where does Dr. Chaya Ray practice?
Dr. Chaya Ray practices at 5 E Main St, Merrimac, MA 018602005. Office phone: 9783469733.
What is Dr. Chaya Ray's NPI?
Dr. Chaya Ray's National Provider Identifier (NPI) is 1679853139, issued by NPPES.
Does Dr. Chaya Ray accept Medicare assignment?
Yes. Dr. Chaya Ray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chaya Ray commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual depression screening, 5 to 15 minutes (HCPCS G0444); Assessment of emotional or behavioral problems (HCPCS 96127). Source: CMS Medicare Physician & Other Practitioners file.